Sudoku 4ever Free|解謎線上App不用買

Unlimited number of puzzles, eight difficulty levels, world-class hint engine and game statistics - simply the best Sudoku app on the market.

••••• Game Play •••••

★ Eight different Sudoku variants: Classic & Jigsaw puzzles (aka Squiggly), Asterisk-, Centerdot-, Color-, Hyper-, Percent- & X-Sudokus

★ 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

★ Game statistics: fastest, average, slowest times and total time played for each difficulty level

★ Extremely configurable

★ The integrated solver solves any Sudoku in milliseconds

••••• Supports •••••

✔ Portrait and landscape mode

✔ All screen types and sizes

✔ Touch screen, keyboard and trackball

✔ Installation on external storage (e.g. sdcard)

✔ Android 1.6-4.x

••••• Hint Functionality •••••

★ Full House

★ Hidden Single

★ Hidden Subset (Pair, Triple + Quad)

★ Naked Single

★ Naked Subset (Pair, Triple + Quad)

★ Locked Candidates (Pointing + Claiming)

★ X-Wing (Regular, Finned + Sashimi)

★ Swordfish (Regular, Finned + Sashimi)

★ Jellyfish (Regular, Finned + Sashimi)

★ XY-, XYZ-, WXYZ-, VWXYZ-, UVWXYZ-, TUVWXYZ-, STUVWXYZ-, RSTUVWXYZ-Wing

★ W-Wing

★ Almost Locked Candidates (Pair, Triple + Quad)

★ Avoidable Rectangle (type 1 + 2)

★ Hidden Unique Rectangle

★ Uniqueness Test (type 1, 2, 3, 4 + 5)

★ BUG+1, BUG+2, BUG+3 and BUG+4

★ Aligned Pair + Triple Exclusion

★ Sue de Coq

★ ALS-XZ, ALS-XY-Wing

★ Remote Pairs

★ Bidirectional Cycles

★ Forcing X-Chains

★ Forcing XY-Chains

★ Nishio Forcing Chains

★ Double Forcing Chains

★ Contradiction Forcing Chains

★ Region Forcing Chains

★ Cell Forcing Chains

If you like the game, don't forget to rate it!

The free version is supported by unobtrusive ads

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