16x16 Sudoku Challenge HD

9x9 Sudokus bore you? Find out if you are ready for the ultimate challenge: 16x16 Sudokus.

This is for highly advanced Sudoku Players only.

- Play 4x4, 9x9 and 16x16 Sudokus - and unlock the ultimate challenge

- Touch-Screen, Trackball and Keyboard support

- Pencil in functionality

- Resume games where you left off

- Ease to understand tutorial

- Optimized for phones, tablets, Chromebooks, PCs and Android TV

- Solve the build in challenge of 30 Sudokus, and play an unlimited number of Sudokus in Training mode (Sudoku generator)

- Portrait or landscape mode (just turn your device)

Not recommended for beginners.

Free, with ads.

With downloading the game, you explicitly agree to the Terms of Usage set forth at: http://www.apptebo.com/game_tou.html