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1. Shard Calculation

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Calculated Shard: 198 (from laksa077)

2. Crawled Status Check

Query:

Response:

{"found_url":"https:\/\/sudokubliss.com\/","crawl_time":1775500500,"first_indexed_time":1743443946,"http_code":200,"src_unparsed":"com,sudokubliss!\/ s443","src_root_hash":"4463617701780227598","history_drop_reason":null,"meta_title":"Sudoku Online - Solve Web Sudoku Puzzles | 100% Free","meta_descriptions":["Solve sudoku puzzles online, 100% free. Play unlimited games and choose difficulty levels. To play, place numbers 1 through 9 in boxes, columns, and rows."],"attrs_boilerpipe_text":"How to Play Sudoku\nThe goal of Sudoku is to fill each row, column, and 3x3 block with the numbers 1 through 9, ensuring that no number is repeated within any row, column, or block.\nWhile Sudoku is a number game, no math is required. It is a logic puzzle that challenges you to use reasoning and deduction to place numbers correctly—each puzzle has only one right answer.\nWe have thousands of free Sudoku puzzles and\nSudoku printables\nto download and enjoy anywhere.\nRules\nEach Sudoku grid has 81 cells arranged in a 9x9 layout and subdivided into nine 3x3 blocks. At the start of each game, some of the cells will be filled with numbers that allow you to figure out the placement of numbers in blank cells.\nThe more cells that are filled, the easier it is to solve the puzzle. As you increase the difficulty level, fewer cells will be filled out, and you’ll need to use more advanced strategies to problem solve.\nNo matter the skill level, every Sudoku game will follow these rules:\nUse numbers 1 through 9 once in each row, column, and 3x3 block.\nYou cannot repeat numbers in a row, column, or 3x3 block. If there are duplicates, the solution is incorrect.\nEach Sudoku puzzle has only one right answer, and solving it requires careful observation and patience.\nGameplay and Features\nOur online Sudoku offers multiple customizations so that you can set up the game based on your preferences.\nTo fill out the grid, choose a number and then click on the cell you’d like to fill in. If you pressed the wrong number or changed your mind, use the Undo button.\nOther buttons and features can help you further gameplay:\nThis Number is a Possibility: Check this box to add small, superscript numbers to a cell, representing potential options for that spot. These notes act as reminders of which numbers could fit, helping you eliminate incorrect choices and narrow down your options.\nCheck Moves: At any point in the game, you can click the Check Moves button to verify that your answers are correct. Any incorrect answers will be highlighted in red.\nShow Solution: If you get stuck or can’t solve the puzzle, use this option to automatically fill in the correct answers.\nReset: This clears the grid of all your entries, returning the puzzle to its original state.\nReset Poss: This clears the grid of the notes of possible answers you’ve added.\nYou can further customize your game by checking or unchecking the options below the buttons.\nDifficulty Levels\nWe have five difficulty levels:\nEasy\n,\nMedium\n,\nHard\n,\nExpert\n, and\nEvil\n. As each level progresses, you are given fewer numbers at the onset of the game, making the puzzles increasingly complex. Additionally, we offer easy \n4x4\nand\n6x6\ngrid options and\n16x16 Sudoku\nthat includes both letters and numbers for a different kind of challenge.\nSudoku Strategies\nWhile Sudoku rules are simple, solving the 9x9 grid isn’t always easy. These tips and strategies will help you master the game.\nStart with rows, columns, and 3x3 blocks that have the most filled cells. The fewer cells left to fill, the easier the process of elimination is. This will help you get some quick wins, allowing you to build momentum and tackle the more challenging sections.\nTrack possibilities. Use the Possibilities feature to note multiple potential options in each cell. Update your notes as you remove possibilities, helping you to solve the puzzle faster.\nFocus on one number at a time. Choose a number and try to place it as many times as possible on the grid, then move on to the next number.\nLook for the last free cell in a row, column, or 3x3 block. If there is only one cell left, there is only one possible number that can go there.\nEvaluate the row, column, and 3x3 block that intersect a specific empty cell. The numbers present in the same row, column, and block the cell belongs to cannot be the answer for that cell. Reviewing all three helps give you a bigger picture view. This is called the last possible number strategy.\nUse elimination techniques. More advanced levels require careful note taking and rely on the process of elimination. Strategies like naked pairs,\nX-wing\n, and\nY-wing\nwill help you narrow down your options.\nWith these rules, features, and strategies in mind, you’re ready to dive in! Whether you’re a beginner or strategy pro, play Sudoku online for free and challenge yourself with daily puzzles.","attrs_markdown":"[Sudoku Bliss](https:\/\/sudokubliss.com\/)Easy[7\/Apr\/2026]()\n\n- [Classic](https:\/\/sudokubliss.com\/)\n- [Killer](https:\/\/sudokubliss.com\/killer)\n- [Printable](https:\/\/sudokubliss.com\/)\n  [Printable Sudoku Games](https:\/\/sudokubliss.com\/printable)[Blank Grids](https:\/\/sudokubliss.com\/blankgrids)\n- [Forum](https:\/\/sudokubliss.com\/ClipsList.aspx)\n- [Members](https:\/\/sudokubliss.com\/MemberList.aspx)\n- [Sudoku Solver](https:\/\/sudokubliss.com\/sudoku-solver)\n- [Tips](https:\/\/sudokubliss.com\/guides\/Sudoku-Tips-and-Strategies)\n- [Blog](https:\/\/sudokubliss.com\/blog)\n- Statistics\n\n- [Account](https:\/\/sudokubliss.com\/)\n  [Update Details](https:\/\/sudokubliss.com\/user-details)[Your Page](https:\/\/sudokubliss.com\/)[Inbox](https:\/\/sudokubliss.com\/messagelist.aspx)[Friends](https:\/\/sudokubliss.com\/Friendslist.aspx)\n- [Sign Out](https:\/\/sudokubliss.com\/logout)\n- [Sign In](https:\/\/sudokubliss.com\/login)\n- [Join](https:\/\/sudokubliss.com\/register)\n\n# Online Sudoku(1.2)\nSize\n\n[«Prev](https:\/\/sudokubliss.com\/5E6-4-2026-sudoku)\n\n**7\/Apr\/2026**\n\n![Puzzle Calendar](https:\/\/sudokubliss.com\/images\/today.svg)\n\n[💬5](https:\/\/sudokubliss.com\/#commentsIframeContainer \"View and post comments about this puzzle\")\n\nNext»\n\nEasy\n\n[Easy](https:\/\/sudokubliss.com\/easy)[Medium](https:\/\/sudokubliss.com\/medium)[Hard](https:\/\/sudokubliss.com\/hard)[Expert](https:\/\/sudokubliss.com\/expert)[Evil](https:\/\/sudokubliss.com\/evil)[16x16](https:\/\/sudokubliss.com\/16x16)\n\n[Killer](https:\/\/sudokubliss.com\/killer)[Infinite](https:\/\/sudokubliss.com\/infinite)[Sudoku Solver](https:\/\/sudokubliss.com\/sudoku-solver)\n\n[4x4 Easy](https:\/\/sudokubliss.com\/easy-4x4)[4x4 Hard](https:\/\/sudokubliss.com\/hard-4x4)[6x6 Easy](https:\/\/sudokubliss.com\/easy-6x6)[6x6 Hard](https:\/\/sudokubliss.com\/hard-6x6)[Parents](https:\/\/sudokubliss.com\/parents)\n\nNew Game\n\n[New Random Puzzle](https:\/\/sudokubliss.com\/easy?seed=2240816)[Today's Daily Game](https:\/\/sudokubliss.com\/easy)[Daily Game from the Archives]()[Previous Daily Game](https:\/\/sudokubliss.com\/5E6-4-2026-sudoku)[Archive](https:\/\/sudokubliss.com\/archive)\n\n⚙\n\n- Size\n\n00:00:00\n\n83% of users were able to solve this puzzle.\n\n|   |   |   |   |   |   |   |   |   |\n|---|---|---|---|---|---|---|---|---|\n|   | 1 |   | 8 |   |   |   | 4 | 3 |\n| 5 |   |   | 6 |   | 4 |   | 1 |   |\n| 8 | 7 |   | 9 | 3 |   |   |   |   |\n| 3 |   | 7 | 4 | 9 |   | 2 |   |   |\n|   | 4 | 6 |   |   |   | 7 | 8 |   |\n|   |   | 9 |   | 7 | 8 | 3 |   |   |\n|   |   | 1 |   | 8 | 2 |   | 7 | 5 |\n|   | 2 |   | 1 |   | 9 |   |   | 8 |\n| 4 | 3 |   |   |   | 5 |   | 9 |   |\n\nChoose a number, and place it in the grid above.\n\nView Congrats Screen\n\n|   |   |   |   |   |   |   |   |   |   |\n|---|---|---|---|---|---|---|---|---|---|\n|   | **1** | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 |\n\nThis number is a possibility\n\n([Clear Possibilities](\"Clears the grid of just the possibilites\/pencil marks\"))\n\nOff\n\nMore\n\n- Show Possibilities\n- Clear Possibilities\n- Check Moves\n- Solver\n- Show Solution\n- Load Game\n- Reset\n\n## See More Options\nAutomatically remove Possibilities\n\nAllow incorrect Moves\n\nClicking the playing grid places the current number\n\nType to place a number\n\nHighlight Current Square\n\nGrey out Used Numbers\n\nPossibilities in Grid Format\n\nHighlight Active Number\n\nUse Simple Hints\n\nHighlight Row, Column & Box\n\nShow Candidate Popup on Hover\n\nAutomove\n\nStreak\n\nAnimations\n\nSounds\n\nLeaderboard\n\n[Report an issue](https:\/\/sudokubliss.com\/contact)\n##### Comments5\n## How to Play Sudoku\nThe goal of Sudoku is to fill each row, column, and 3x3 block with the numbers 1 through 9, ensuring that no number is repeated within any row, column, or block.\n\nWhile Sudoku is a number game, no math is required. It is a logic puzzle that challenges you to use reasoning and deduction to place numbers correctly—each puzzle has only one right answer.\n\nWe have thousands of free Sudoku puzzles and [Sudoku printables](https:\/\/sudokubliss.com\/printable) to download and enjoy anywhere.\n\n### Rules\n![Sudoku grid with rules](https:\/\/sudokubliss.com\/content-uploads\/sudoku-rules.webp)\n\nEach Sudoku grid has 81 cells arranged in a 9x9 layout and subdivided into nine 3x3 blocks. At the start of each game, some of the cells will be filled with numbers that allow you to figure out the placement of numbers in blank cells.\n\nThe more cells that are filled, the easier it is to solve the puzzle. As you increase the difficulty level, fewer cells will be filled out, and you’ll need to use more advanced strategies to problem solve.\n\nNo matter the skill level, every Sudoku game will follow these rules:\n\n- Use numbers 1 through 9 once in each row, column, and 3x3 block.\n- You cannot repeat numbers in a row, column, or 3x3 block. If there are duplicates, the solution is incorrect.\n\nEach Sudoku puzzle has only one right answer, and solving it requires careful observation and patience.\n\n### Gameplay and Features\nOur online Sudoku offers multiple customizations so that you can set up the game based on your preferences.\n\nTo fill out the grid, choose a number and then click on the cell you’d like to fill in. If you pressed the wrong number or changed your mind, use the Undo button.\n\nOther buttons and features can help you further gameplay:\n\n- This Number is a Possibility: Check this box to add small, superscript numbers to a cell, representing potential options for that spot. These notes act as reminders of which numbers could fit, helping you eliminate incorrect choices and narrow down your options.\n- Check Moves: At any point in the game, you can click the Check Moves button to verify that your answers are correct. Any incorrect answers will be highlighted in red.\n- Show Solution: If you get stuck or can’t solve the puzzle, use this option to automatically fill in the correct answers.\n- Reset: This clears the grid of all your entries, returning the puzzle to its original state.\n- Reset Poss: This clears the grid of the notes of possible answers you’ve added.\n\nYou can further customize your game by checking or unchecking the options below the buttons.\n\n### Difficulty Levels\nWe have five difficulty levels: [Easy](https:\/\/sudokubliss.com\/easy), [Medium](https:\/\/sudokubliss.com\/medium), [Hard](https:\/\/sudokubliss.com\/hard), [Expert](https:\/\/sudokubliss.com\/expert), and [Evil](https:\/\/sudokubliss.com\/evil). As each level progresses, you are given fewer numbers at the onset of the game, making the puzzles increasingly complex. Additionally, we offer easy [4x4](https:\/\/sudokubliss.com\/kids-easy-4x4) and [6x6](https:\/\/sudokubliss.com\/kids-easy-6x6) grid options and [16x16 Sudoku](https:\/\/sudokubliss.com\/16x16) that includes both letters and numbers for a different kind of challenge.\n\n## Sudoku Strategies\nWhile Sudoku rules are simple, solving the 9x9 grid isn’t always easy. These tips and strategies will help you master the game.\n\n![Sudoku grid with rules](https:\/\/sudokubliss.com\/content-uploads\/basic-sudoku-strategies.webp)\n\n- Start with rows, columns, and 3x3 blocks that have the most filled cells. The fewer cells left to fill, the easier the process of elimination is. This will help you get some quick wins, allowing you to build momentum and tackle the more challenging sections.\n- Track possibilities. Use the Possibilities feature to note multiple potential options in each cell. Update your notes as you remove possibilities, helping you to solve the puzzle faster.\n- Focus on one number at a time. Choose a number and try to place it as many times as possible on the grid, then move on to the next number.\n- Look for the last free cell in a row, column, or 3x3 block. If there is only one cell left, there is only one possible number that can go there.\n- Evaluate the row, column, and 3x3 block that intersect a specific empty cell. The numbers present in the same row, column, and block the cell belongs to cannot be the answer for that cell. Reviewing all three helps give you a bigger picture view. This is called the last possible number strategy.\n- Use elimination techniques. More advanced levels require careful note taking and rely on the process of elimination. Strategies like naked pairs, [X-wing](https:\/\/sudokubliss.com\/guides\/X-Wing-technique), and [Y-wing](https:\/\/sudokubliss.com\/guides\/Finding-Y-Wing-Styles) will help you narrow down your options.\n\nWith these rules, features, and strategies in mind, you’re ready to dive in! Whether you’re a beginner or strategy pro, play Sudoku online for free and challenge yourself with daily puzzles.\n\n##### Size Settings\n×\n\n**Board**\n\nSmall\n\nMedium\n\nLarge\n\n**Numbers**\n\nSmall\n\nMedium\n\nLarge\n\n**Possibility Numbers**\n\nSmall\n\nMedium\n\nLarge\n\nSave settings\n\nCancel\n\n## Daily Game Calendar\n![](https:\/\/sudokubliss.com\/images\/loading.svg)\n\nEasy\n\nMedium\n\nHard\n\nExpert\n\nEvil\n\n\\<\\<\n\n\\<\n\n42026\n\n\\>\n\n\\>\\>\n\n[1](https:\/\/sudokubliss.com\/E01-04-2026-sudoku)[2](https:\/\/sudokubliss.com\/E02-04-2026-sudoku)[3](https:\/\/sudokubliss.com\/E03-04-2026-sudoku)[4](https:\/\/sudokubliss.com\/E04-04-2026-sudoku)[5](https:\/\/sudokubliss.com\/E05-04-2026-sudoku)[6](https:\/\/sudokubliss.com\/E06-04-2026-sudoku)[7](https:\/\/sudokubliss.com\/E07-04-2026-sudoku)\n\n8\n\n9\n\n10\n\n11\n\n12\n\n13\n\n14\n\n15\n\n16\n\n17\n\n18\n\n19\n\n20\n\n21\n\n22\n\n23\n\n24\n\n25\n\n26\n\n27\n\n28\n\n29\n\n30\n\n[Today's Daily Game](https:\/\/sudokubliss.com\/easy)\n\nClose\n\nClose\n\n- [Easy](https:\/\/sudokubliss.com\/easy)\n- [Medium](https:\/\/sudokubliss.com\/medium)\n- [Hard](https:\/\/sudokubliss.com\/hard)\n- [Expert](https:\/\/sudokubliss.com\/expert)\n- [Evil](https:\/\/sudokubliss.com\/evil)\n\n###### [Play Jigsaw](https:\/\/jigsawonline.net\/M1892-E-2006-jigsaw.aspx)\n**Printable:**[Just Sudoku]() \/ [With Solution]()\n\nSmall Grid\n\nLarge Grid\n\n© 2026 Sudoku Bliss. All rights reserved.\n\n[About Us](https:\/\/sudokubliss.com\/about) \\| [Privacy](https:\/\/sudokubliss.com\/privacy) \\| [Terms of Use](https:\/\/sudokubliss.com\/terms) \\| [Cookie Policy](https:\/\/sudokubliss.com\/cookie-policy) \\| [Sitemap](https:\/\/sudokubliss.com\/sitemap) \\| [Facebook](https:\/\/www.facebook.com\/profile.php?id=61581552963712) \\| [Contact Us](https:\/\/sudokubliss.com\/contact)\n\nCookie settings\n\n![English flag](https:\/\/sudokubliss.com\/flags\/lang_en.png)English\n\n- [![English flag](https:\/\/sudokubliss.com\/flags\/lang_en.png)English](https:\/\/sudokubliss.com\/)\n- [![العربية flag](https:\/\/sudokubliss.com\/flags\/lang_ar.png)العربية](https:\/\/sudokubliss.com\/ar)\n- [![Deutsch flag](https:\/\/sudokubliss.com\/flags\/lang_de.png)Deutsch](https:\/\/sudokubliss.com\/de)\n- [![Ελληνικά flag](https:\/\/sudokubliss.com\/flags\/lang_el.png)Ελληνικά](https:\/\/sudokubliss.com\/el)\n- [![Español flag](https:\/\/sudokubliss.com\/flags\/lang_es.png)Español](https:\/\/sudokubliss.com\/es)\n- [![Français flag](https:\/\/sudokubliss.com\/flags\/lang_fr.png)Français](https:\/\/sudokubliss.com\/fr)\n- [![Italiano flag](https:\/\/sudokubliss.com\/flags\/lang_it.png)Italiano](https:\/\/sudokubliss.com\/it)\n- [![日本語 flag](https:\/\/sudokubliss.com\/flags\/lang_ja.png)日本語](https:\/\/sudokubliss.com\/ja)\n- [![한국어 flag](https:\/\/sudokubliss.com\/flags\/lang_ko.png)한국어](https:\/\/sudokubliss.com\/ko)\n- [![Nederlands flag](https:\/\/sudokubliss.com\/flags\/lang_nl.png)Nederlands](https:\/\/sudokubliss.com\/nl)\n- [![Polski flag](https:\/\/sudokubliss.com\/flags\/lang_pl.png)Polski](https:\/\/sudokubliss.com\/pl)\n- [![Português flag](https:\/\/sudokubliss.com\/flags\/lang_pt.png)Português](https:\/\/sudokubliss.com\/pt)\n- [![Română flag](https:\/\/sudokubliss.com\/flags\/lang_ro.png)Română](https:\/\/sudokubliss.com\/ro)\n- [![Русский flag](https:\/\/sudokubliss.com\/flags\/lang_ru.png)Русский](https:\/\/sudokubliss.com\/ru)\n- [![ไทย flag](https:\/\/sudokubliss.com\/flags\/lang_th.png)ไทย](https:\/\/sudokubliss.com\/th)\n- [![Türkçe flag](https:\/\/sudokubliss.com\/flags\/lang_tr.png)Türkçe](https:\/\/sudokubliss.com\/tr)\n- [![Tiếng Việt flag](https:\/\/sudokubliss.com\/flags\/lang_vi.png)Tiếng Việt](https:\/\/sudokubliss.com\/vi)\n- [![中文 flag](https:\/\/sudokubliss.com\/flags\/lang_zh.png)中文](https:\/\/sudokubliss.com\/zh)\n\n##### Contact Support\nHave a question or found an issue? Our support team is here to help.\n\n# Your Lifetime Stats For Easy Sudoku\nAttempts\n\n0\n\nWins\n\n0\n\nWin %\n\nN\/A\n\nBest Time\n\nN\/A\n\nAvg. Time\n\nN\/A\n\n![None trophy](https:\/\/sudokubliss.com\/trophies\/wincounttrophies\/none.svg)\n\nLevel\n\nLifetime Wins\n\n0\n\nTrophy: None 0\n\nReset Stats\n\n## Congratulations\n![None trophy](https:\/\/sudokubliss.com\/trophies\/wincounttrophies\/none.svg)\n\nLevel\n\nLifetime Wins\n\n0\n\nTrophy: None 0\n### Your Lifetime Stats For Easy Sudoku\nAttempts\n\n0\n\nWins\n\n0\n\nWin %\n\nN\/A\n\nBest Time\n\nN\/A\n\nAvg. Time\n\nN\/A\n\nStreak:\n\nStreak increased\\!\n\nGame Solved\\!\n\n#####\n#### Leaderboard\nLoading leaderboard...\n\n| Rank | Player | Best Time |\n|---|---|---|\n\n[Sign in to save your time and appear on the leaderboard](https:\/\/sudokubliss.com\/register)\n\nSave your Time\n\n[Play Another  Game](https:\/\/sudokubliss.com\/)\n\nRestart Game\n\nMore Games","attrs_readable_markdown":"## How to Play Sudoku\nThe goal of Sudoku is to fill each row, column, and 3x3 block with the numbers 1 through 9, ensuring that no number is repeated within any row, column, or block.\n\nWhile Sudoku is a number game, no math is required. It is a logic puzzle that challenges you to use reasoning and deduction to place numbers correctly—each puzzle has only one right answer.\n\nWe have thousands of free Sudoku puzzles and [Sudoku printables](https:\/\/sudokubliss.com\/printable) to download and enjoy anywhere.\n\n### Rules\n![Sudoku grid with rules](https:\/\/sudokubliss.com\/content-uploads\/sudoku-rules.webp)\n\nEach Sudoku grid has 81 cells arranged in a 9x9 layout and subdivided into nine 3x3 blocks. At the start of each game, some of the cells will be filled with numbers that allow you to figure out the placement of numbers in blank cells.\n\nThe more cells that are filled, the easier it is to solve the puzzle. As you increase the difficulty level, fewer cells will be filled out, and you’ll need to use more advanced strategies to problem solve.\n\nNo matter the skill level, every Sudoku game will follow these rules:\n\n- Use numbers 1 through 9 once in each row, column, and 3x3 block.\n- You cannot repeat numbers in a row, column, or 3x3 block. If there are duplicates, the solution is incorrect.\n\nEach Sudoku puzzle has only one right answer, and solving it requires careful observation and patience.\n\n### Gameplay and Features\nOur online Sudoku offers multiple customizations so that you can set up the game based on your preferences.\n\nTo fill out the grid, choose a number and then click on the cell you’d like to fill in. If you pressed the wrong number or changed your mind, use the Undo button.\n\nOther buttons and features can help you further gameplay:\n\n- This Number is a Possibility: Check this box to add small, superscript numbers to a cell, representing potential options for that spot. These notes act as reminders of which numbers could fit, helping you eliminate incorrect choices and narrow down your options.\n- Check Moves: At any point in the game, you can click the Check Moves button to verify that your answers are correct. Any incorrect answers will be highlighted in red.\n- Show Solution: If you get stuck or can’t solve the puzzle, use this option to automatically fill in the correct answers.\n- Reset: This clears the grid of all your entries, returning the puzzle to its original state.\n- Reset Poss: This clears the grid of the notes of possible answers you’ve added.\n\nYou can further customize your game by checking or unchecking the options below the buttons.\n\n### Difficulty Levels\nWe have five difficulty levels: [Easy](https:\/\/sudokubliss.com\/easy), [Medium](https:\/\/sudokubliss.com\/medium), [Hard](https:\/\/sudokubliss.com\/hard), [Expert](https:\/\/sudokubliss.com\/expert), and [Evil](https:\/\/sudokubliss.com\/evil). As each level progresses, you are given fewer numbers at the onset of the game, making the puzzles increasingly complex. Additionally, we offer easy [4x4](https:\/\/sudokubliss.com\/kids-easy-4x4) and [6x6](https:\/\/sudokubliss.com\/kids-easy-6x6) grid options and [16x16 Sudoku](https:\/\/sudokubliss.com\/16x16) that includes both letters and numbers for a different kind of challenge.\n\n## Sudoku Strategies\nWhile Sudoku rules are simple, solving the 9x9 grid isn’t always easy. These tips and strategies will help you master the game.\n\n![Sudoku grid with rules](https:\/\/sudokubliss.com\/content-uploads\/basic-sudoku-strategies.webp)\n\n- Start with rows, columns, and 3x3 blocks that have the most filled cells. The fewer cells left to fill, the easier the process of elimination is. This will help you get some quick wins, allowing you to build momentum and tackle the more challenging sections.\n- Track possibilities. Use the Possibilities feature to note multiple potential options in each cell. Update your notes as you remove possibilities, helping you to solve the puzzle faster.\n- Focus on one number at a time. Choose a number and try to place it as many times as possible on the grid, then move on to the next number.\n- Look for the last free cell in a row, column, or 3x3 block. If there is only one cell left, there is only one possible number that can go there.\n- Evaluate the row, column, and 3x3 block that intersect a specific empty cell. The numbers present in the same row, column, and block the cell belongs to cannot be the answer for that cell. Reviewing all three helps give you a bigger picture view. This is called the last possible number strategy.\n- Use elimination techniques. More advanced levels require careful note taking and rely on the process of elimination. Strategies like naked pairs, [X-wing](https:\/\/sudokubliss.com\/guides\/X-Wing-technique), and [Y-wing](https:\/\/sudokubliss.com\/guides\/Finding-Y-Wing-Styles) will help you narrow down your options.\n\nWith these rules, features, and strategies in mind, you’re ready to dive in! Whether you’re a beginner or strategy pro, play Sudoku online for free and challenge yourself with daily puzzles.","meta_canonical":null}

3. Robots.txt Check

Query:

Response:

4. Spam/Ban Check

Query:

Response:

5. Seen Status Check

ℹ️ Skipped - page is already crawled

📄

INDEXABLE

✅

CRAWLED

2 hours ago

🤖

ROBOTS ALLOWED

Page Info Filters

Filter	Status	Condition	Details
HTTP status	PASS	`download_http_code = 200`	HTTP 200
Age cutoff	PASS	`download_stamp > now() - 6 MONTH`	0 months ago
History drop	PASS	`isNull(history_drop_reason)`	No drop reason
Spam/ban	PASS	`fh_dont_index != 1 AND ml_spam_score = 0`	ml_spam_score=0
Canonical	PASS	`meta_canonical IS NULL OR = '' OR = src_unparsed`	Not set

Page Details

Property	Value
URL	https://sudokubliss.com/
Last Crawled	2026-04-06 18:35:00 (2 hours ago)
First Indexed	2025-03-31 17:59:06 (1 year ago)
HTTP Status Code	200
Meta Title	Sudoku Online - Solve Web Sudoku Puzzles \| 100% Free
Meta Description	Solve sudoku puzzles online, 100% free. Play unlimited games and choose difficulty levels. To play, place numbers 1 through 9 in boxes, columns, and rows.
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Boilerpipe Text	How to Play Sudoku The goal of Sudoku is to fill each row, column, and 3x3 block with the numbers 1 through 9, ensuring that no number is repeated within any row, column, or block. While Sudoku is a number game, no math is required. It is a logic puzzle that challenges you to use reasoning and deduction to place numbers correctly—each puzzle has only one right answer. We have thousands of free Sudoku puzzles and Sudoku printables to download and enjoy anywhere. Rules Each Sudoku grid has 81 cells arranged in a 9x9 layout and subdivided into nine 3x3 blocks. At the start of each game, some of the cells will be filled with numbers that allow you to figure out the placement of numbers in blank cells. The more cells that are filled, the easier it is to solve the puzzle. As you increase the difficulty level, fewer cells will be filled out, and you’ll need to use more advanced strategies to problem solve. No matter the skill level, every Sudoku game will follow these rules: Use numbers 1 through 9 once in each row, column, and 3x3 block. You cannot repeat numbers in a row, column, or 3x3 block. If there are duplicates, the solution is incorrect. Each Sudoku puzzle has only one right answer, and solving it requires careful observation and patience. Gameplay and Features Our online Sudoku offers multiple customizations so that you can set up the game based on your preferences. To fill out the grid, choose a number and then click on the cell you’d like to fill in. If you pressed the wrong number or changed your mind, use the Undo button. Other buttons and features can help you further gameplay: This Number is a Possibility: Check this box to add small, superscript numbers to a cell, representing potential options for that spot. These notes act as reminders of which numbers could fit, helping you eliminate incorrect choices and narrow down your options. Check Moves: At any point in the game, you can click the Check Moves button to verify that your answers are correct. Any incorrect answers will be highlighted in red. Show Solution: If you get stuck or can’t solve the puzzle, use this option to automatically fill in the correct answers. Reset: This clears the grid of all your entries, returning the puzzle to its original state. Reset Poss: This clears the grid of the notes of possible answers you’ve added. You can further customize your game by checking or unchecking the options below the buttons. Difficulty Levels We have five difficulty levels: Easy , Medium , Hard , Expert , and Evil . As each level progresses, you are given fewer numbers at the onset of the game, making the puzzles increasingly complex. Additionally, we offer easy 4x4 and 6x6 grid options and 16x16 Sudoku that includes both letters and numbers for a different kind of challenge. Sudoku Strategies While Sudoku rules are simple, solving the 9x9 grid isn’t always easy. These tips and strategies will help you master the game. Start with rows, columns, and 3x3 blocks that have the most filled cells. The fewer cells left to fill, the easier the process of elimination is. This will help you get some quick wins, allowing you to build momentum and tackle the more challenging sections. Track possibilities. Use the Possibilities feature to note multiple potential options in each cell. Update your notes as you remove possibilities, helping you to solve the puzzle faster. Focus on one number at a time. Choose a number and try to place it as many times as possible on the grid, then move on to the next number. Look for the last free cell in a row, column, or 3x3 block. If there is only one cell left, there is only one possible number that can go there. Evaluate the row, column, and 3x3 block that intersect a specific empty cell. The numbers present in the same row, column, and block the cell belongs to cannot be the answer for that cell. Reviewing all three helps give you a bigger picture view. This is called the last possible number strategy. Use elimination techniques. More advanced levels require careful note taking and rely on the process of elimination. Strategies like naked pairs, X-wing , and Y-wing will help you narrow down your options. With these rules, features, and strategies in mind, you’re ready to dive in! Whether you’re a beginner or strategy pro, play Sudoku online for free and challenge yourself with daily puzzles.
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View Congrats Screen \| \| \| \| \| \| \| \| \| \| \| \|---\|---\|---\|---\|---\|---\|---\|---\|---\|---\| \| \| 1 \| 2 \| 3 \| 4 \| 5 \| 6 \| 7 \| 8 \| 9 \| This number is a possibility ([Clear Possibilities]("Clears the grid of just the possibilites/pencil marks")) Off More - Show Possibilities - Clear Possibilities - Check Moves - Solver - Show Solution - Load Game - Reset ## See More Options Automatically remove Possibilities Allow incorrect Moves Clicking the playing grid places the current number Type to place a number Highlight Current Square Grey out Used Numbers Possibilities in Grid Format Highlight Active Number Use Simple Hints Highlight Row, Column & Box Show Candidate Popup on Hover Automove Streak Animations Sounds Leaderboard [Report an issue](https://sudokubliss.com/contact) ##### Comments5 ## How to Play Sudoku The goal of Sudoku is to fill each row, column, and 3x3 block with the numbers 1 through 9, ensuring that no number is repeated within any row, column, or block. While Sudoku is a number game, no math is required. It is a logic puzzle that challenges you to use reasoning and deduction to place numbers correctly—each puzzle has only one right answer. We have thousands of free Sudoku puzzles and [Sudoku printables](https://sudokubliss.com/printable) to download and enjoy anywhere. ### Rules ![Sudoku grid with rules](https://sudokubliss.com/content-uploads/sudoku-rules.webp) Each Sudoku grid has 81 cells arranged in a 9x9 layout and subdivided into nine 3x3 blocks. At the start of each game, some of the cells will be filled with numbers that allow you to figure out the placement of numbers in blank cells. The more cells that are filled, the easier it is to solve the puzzle. As you increase the difficulty level, fewer cells will be filled out, and you’ll need to use more advanced strategies to problem solve. No matter the skill level, every Sudoku game will follow these rules: - Use numbers 1 through 9 once in each row, column, and 3x3 block. - You cannot repeat numbers in a row, column, or 3x3 block. If there are duplicates, the solution is incorrect. Each Sudoku puzzle has only one right answer, and solving it requires careful observation and patience. ### Gameplay and Features Our online Sudoku offers multiple customizations so that you can set up the game based on your preferences. To fill out the grid, choose a number and then click on the cell you’d like to fill in. If you pressed the wrong number or changed your mind, use the Undo button. Other buttons and features can help you further gameplay: - This Number is a Possibility: Check this box to add small, superscript numbers to a cell, representing potential options for that spot. These notes act as reminders of which numbers could fit, helping you eliminate incorrect choices and narrow down your options. - Check Moves: At any point in the game, you can click the Check Moves button to verify that your answers are correct. Any incorrect answers will be highlighted in red. - Show Solution: If you get stuck or can’t solve the puzzle, use this option to automatically fill in the correct answers. - Reset: This clears the grid of all your entries, returning the puzzle to its original state. - Reset Poss: This clears the grid of the notes of possible answers you’ve added. You can further customize your game by checking or unchecking the options below the buttons. ### Difficulty Levels We have five difficulty levels: [Easy](https://sudokubliss.com/easy), [Medium](https://sudokubliss.com/medium), [Hard](https://sudokubliss.com/hard), [Expert](https://sudokubliss.com/expert), and [Evil](https://sudokubliss.com/evil). As each level progresses, you are given fewer numbers at the onset of the game, making the puzzles increasingly complex. Additionally, we offer easy [4x4](https://sudokubliss.com/kids-easy-4x4) and [6x6](https://sudokubliss.com/kids-easy-6x6) grid options and [16x16 Sudoku](https://sudokubliss.com/16x16) that includes both letters and numbers for a different kind of challenge. ## Sudoku Strategies While Sudoku rules are simple, solving the 9x9 grid isn’t always easy. These tips and strategies will help you master the game. ![Sudoku grid with rules](https://sudokubliss.com/content-uploads/basic-sudoku-strategies.webp) - Start with rows, columns, and 3x3 blocks that have the most filled cells. The fewer cells left to fill, the easier the process of elimination is. This will help you get some quick wins, allowing you to build momentum and tackle the more challenging sections. - Track possibilities. Use the Possibilities feature to note multiple potential options in each cell. Update your notes as you remove possibilities, helping you to solve the puzzle faster. - Focus on one number at a time. Choose a number and try to place it as many times as possible on the grid, then move on to the next number. - Look for the last free cell in a row, column, or 3x3 block. If there is only one cell left, there is only one possible number that can go there. - Evaluate the row, column, and 3x3 block that intersect a specific empty cell. The numbers present in the same row, column, and block the cell belongs to cannot be the answer for that cell. Reviewing all three helps give you a bigger picture view. This is called the last possible number strategy. - Use elimination techniques. More advanced levels require careful note taking and rely on the process of elimination. Strategies like naked pairs, [X-wing](https://sudokubliss.com/guides/X-Wing-technique), and [Y-wing](https://sudokubliss.com/guides/Finding-Y-Wing-Styles) will help you narrow down your options. With these rules, features, and strategies in mind, you’re ready to dive in! Whether you’re a beginner or strategy pro, play Sudoku online for free and challenge yourself with daily puzzles. ##### Size Settings × Board Small Medium Large Numbers Small Medium Large Possibility Numbers Small Medium Large Save settings Cancel ## Daily Game Calendar ![](https://sudokubliss.com/images/loading.svg) Easy Medium Hard Expert Evil \<\< \< 42026 \> \>\> [1](https://sudokubliss.com/E01-04-2026-sudoku)[2](https://sudokubliss.com/E02-04-2026-sudoku)[3](https://sudokubliss.com/E03-04-2026-sudoku)[4](https://sudokubliss.com/E04-04-2026-sudoku)[5](https://sudokubliss.com/E05-04-2026-sudoku)[6](https://sudokubliss.com/E06-04-2026-sudoku)[7](https://sudokubliss.com/E07-04-2026-sudoku) 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 [Today's Daily Game](https://sudokubliss.com/easy) Close Close - [Easy](https://sudokubliss.com/easy) - [Medium](https://sudokubliss.com/medium) - [Hard](https://sudokubliss.com/hard) - [Expert](https://sudokubliss.com/expert) - [Evil](https://sudokubliss.com/evil) ###### [Play Jigsaw](https://jigsawonline.net/M1892-E-2006-jigsaw.aspx) Printable:[Just Sudoku]() / [With Solution]() Small Grid Large Grid © 2026 Sudoku Bliss. 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Readable Markdown	## How to Play Sudoku The goal of Sudoku is to fill each row, column, and 3x3 block with the numbers 1 through 9, ensuring that no number is repeated within any row, column, or block. While Sudoku is a number game, no math is required. It is a logic puzzle that challenges you to use reasoning and deduction to place numbers correctly—each puzzle has only one right answer. We have thousands of free Sudoku puzzles and [Sudoku printables](https://sudokubliss.com/printable) to download and enjoy anywhere. ### Rules ![Sudoku grid with rules](https://sudokubliss.com/content-uploads/sudoku-rules.webp) Each Sudoku grid has 81 cells arranged in a 9x9 layout and subdivided into nine 3x3 blocks. At the start of each game, some of the cells will be filled with numbers that allow you to figure out the placement of numbers in blank cells. The more cells that are filled, the easier it is to solve the puzzle. As you increase the difficulty level, fewer cells will be filled out, and you’ll need to use more advanced strategies to problem solve. No matter the skill level, every Sudoku game will follow these rules: - Use numbers 1 through 9 once in each row, column, and 3x3 block. - You cannot repeat numbers in a row, column, or 3x3 block. If there are duplicates, the solution is incorrect. Each Sudoku puzzle has only one right answer, and solving it requires careful observation and patience. ### Gameplay and Features Our online Sudoku offers multiple customizations so that you can set up the game based on your preferences. To fill out the grid, choose a number and then click on the cell you’d like to fill in. If you pressed the wrong number or changed your mind, use the Undo button. Other buttons and features can help you further gameplay: - This Number is a Possibility: Check this box to add small, superscript numbers to a cell, representing potential options for that spot. These notes act as reminders of which numbers could fit, helping you eliminate incorrect choices and narrow down your options. - Check Moves: At any point in the game, you can click the Check Moves button to verify that your answers are correct. Any incorrect answers will be highlighted in red. - Show Solution: If you get stuck or can’t solve the puzzle, use this option to automatically fill in the correct answers. - Reset: This clears the grid of all your entries, returning the puzzle to its original state. - Reset Poss: This clears the grid of the notes of possible answers you’ve added. You can further customize your game by checking or unchecking the options below the buttons. ### Difficulty Levels We have five difficulty levels: [Easy](https://sudokubliss.com/easy), [Medium](https://sudokubliss.com/medium), [Hard](https://sudokubliss.com/hard), [Expert](https://sudokubliss.com/expert), and [Evil](https://sudokubliss.com/evil). As each level progresses, you are given fewer numbers at the onset of the game, making the puzzles increasingly complex. Additionally, we offer easy [4x4](https://sudokubliss.com/kids-easy-4x4) and [6x6](https://sudokubliss.com/kids-easy-6x6) grid options and [16x16 Sudoku](https://sudokubliss.com/16x16) that includes both letters and numbers for a different kind of challenge. ## Sudoku Strategies While Sudoku rules are simple, solving the 9x9 grid isn’t always easy. These tips and strategies will help you master the game. ![Sudoku grid with rules](https://sudokubliss.com/content-uploads/basic-sudoku-strategies.webp) - Start with rows, columns, and 3x3 blocks that have the most filled cells. The fewer cells left to fill, the easier the process of elimination is. This will help you get some quick wins, allowing you to build momentum and tackle the more challenging sections. - Track possibilities. Use the Possibilities feature to note multiple potential options in each cell. Update your notes as you remove possibilities, helping you to solve the puzzle faster. - Focus on one number at a time. Choose a number and try to place it as many times as possible on the grid, then move on to the next number. - Look for the last free cell in a row, column, or 3x3 block. If there is only one cell left, there is only one possible number that can go there. - Evaluate the row, column, and 3x3 block that intersect a specific empty cell. The numbers present in the same row, column, and block the cell belongs to cannot be the answer for that cell. Reviewing all three helps give you a bigger picture view. This is called the last possible number strategy. - Use elimination techniques. More advanced levels require careful note taking and rely on the process of elimination. Strategies like naked pairs, [X-wing](https://sudokubliss.com/guides/X-Wing-technique), and [Y-wing](https://sudokubliss.com/guides/Finding-Y-Wing-Styles) will help you narrow down your options. With these rules, features, and strategies in mind, you’re ready to dive in! Whether you’re a beginner or strategy pro, play Sudoku online for free and challenge yourself with daily puzzles.
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