Puzzling Line
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Sudoku Online
Sudoku Puzzle is a free online Sudoku game.
- Free
- Browser
- Portrait
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The game and in-game advertising are delivered by Playgama. If the player does not start, refresh this page or try a current Chrome, Safari, Firefox or Edge browser.
Current source controls:
Quick facts
Game details
- Channel
- Board & Card Games
- Subcategory
- Board Games
- Provider
- Playgama
- Provider category
- puzzle
- Provider genres
- puzzle, sudoku, board
- Content basis
- Playgama catalog record
- Platform
- Web Browser
- Orientation
- portrait
- Player frame
- 800 × 450
- Provider tags
- competitive-games, 1-player-games, 2-player-puzzle
- Provider-listed languages
- en-US, ar-EG, zh-CN, de-DE, es-ES, fr-FR, hi-IN, id-ID, it-IT, ja-JP, ko-KR, pl-PL, pt-PT, ru-RU, tr-TR, vi-VN
- Provider mobile listing
- For Android, For IOS, For Desktop
- In-game purchases
- Not listed by provider
- Updated
- July 20, 2026
- Provider record fetched
- July 20, 2026
Game files and artwork come from the named provider. Slacking Games maintains this page's categories and related-game links. View provider record (external). Read how the catalog is reviewed.
About Sudoku Online
This section presents the provider description and catalog facts recorded for this listing. Specific controls are shown only when the provider record supplies them.
Sudoku Puzzle is a free online Sudoku game. No registration, play instantly in your browser. The classic mode offers four difficulty levels: Easy for beginners, Medium for steady practice, Hard for experienced players, and Expert for those who seek a real challenge. Additional game modes expand the standard rules: X-Sudoku adds diagonal constraints, Windoku introduces extra regions on the grid, Killer Sudoku requires groups of cells to meet a target sum, and Kropki adds ratio and difference markers between adjacent cells. Every puzzle has exactly one solution, reachable through pure logic — no guessing required. If you get stuck, a step was missed somewhere, and it can always be traced back. Sudoku Puzzle is also a competitive experience. Leaderboards track rankings by level, score, and wins. Personal profiles store game history and detailed statistics. The chat lets players connect, share strategies, and challenge each other.
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