Sudoku 4ever Free logo

Sudoku 4ever Free for Android

By 1Gravity Free

Developer's Description

Unlimited number of puzzles, eight difficulty levels, world-class hint engine, game statistics and global high scores - simply the best Sudoku app on the market.(1) Game Play* Eight difficulty levels (very easy, easy, moderate, advanced, hard, very hard, fiendish, nightmare)* Six input methods (digit first, cell first, mixed, Andoku cell first, Andoku digit first, popup)* Pencil marks with auto set or auto erase* Persistent undo/redo* Auto save* Bookmarks* Highlighting of selected digits and pencil marks* Highlighting of completed digits* Highlighting of incorrect digits* Coloring mode (cells and pencil marks) to support coloring solving techniques* Very advanced hint functionality* Analysis functionality to rate the difficulty of a Sudoku puzzle and to get a detailed list of required solving techniques* OpenFeint integration with global leaderboards for each difficulty level and achievements to earn Feint points* Game statistics: fastest, average, slowest times and total time played for each difficulty level* Extremely configurable* The integrated solver solves any Sudoku in milliseconds(2) Supports* Portrait and landspace mode* All screen types and sizes* Touch screen, keyboard and trackball* Installation on external storage (e.g. sdcard)* Android 1.6-3.1(3) Hint Functionality* Full House* Hidden Single, Pair, Triple & Quad* Naked Single, Pair, Triple & Quad* Locked Candidates (Pointing + Claiming)* Locked Pair & Triple* X-Wing* Swordfish* Jellyfish* XY- and XYZ-Wing* Uniqueness Test type 1, 2, 3, 4 and 5* BUG+1, BUG+2, BUG+3 and BUG+4* Aligned Pair Exclusion* Aligned Triple Exclusion* Bidirectional Cycles* Forcing X-Chains (Turbot Fish)* Forcing XY-Chains* Nishio Forcing Chains* Double Forcing Chains* Contradiction Forcing Chains* Region Forcing Chains* Cell Forcing Chains(4) Permissions* Network Communication / Full Internet Access: ads and OpenFeint (global leaderboard, achievements)* Network Communication / View Network State: OpenFeint* Storage: OpenFeint offline modeIf you like the game, don't forget to rate it!The free version is supported by unobtrusive adsRecent changes:Initial VersionContent rating: Everyone

Full Specifications

What's new in version 1.00

Initial Version


Release November 11, 2011
Date Added November 11, 2011
Version 1.00

Operating Systems

Operating Systems Android, Android 2.1, Android 2.2, Android 2.3.3 - Android 2.3.7
Additional Requirements Compatible with 2.1 and above.


Total Downloads 70
Downloads Last Week 0
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