Sudoku 2Go Free

Sudoku 2Go with 10'000 puzzles, 10 different variants, 5 levels of difficulty and a world-class hint engine. All the Sudoku you'll ever need! In addition to the standard Sudoku puzzles it offers these Sudoku variants: - X-Sudoku - Hyper-Sudoku - Percent-Sudoku - Color-Sudoku - Squiggly Sudoku (a.k.a. Jigsaw Sudoku) and combinations thereof (e.g. Sudoku-X with jigsaw regions) Features: - 10 different game variations - 5 levels of difficulty per game variation - 200 puzzles per game variation and difficulty level - Puzzle timer - Auto-save - Statistics - Cell highlighting - Undo/redo Permissions: - Storage: this permission is used to store/retrieve the Sudoku puzzles in play - Network Communication: this permission is used by ad networks to retrieve ads - Billing: this permission is needed to offer the possibility for to remove ads using an in-app purchase Hint Engine: - 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