SUD💜KU

SUD💜KU is a free and open source Sudoku game that aims to be simple to play yet featureful and visually polished.

Features

Play Sudoku!

Markup where numbers could go.

Highlight numbers to better examine the board.

Validate the current board to find mistakes.

Smooth and sleek animations.

Full theming support.

Local leaderboard to track your best times per difficulty.

Auto-save the game so you can pick back up where you left off.

Fully Free and Open Source Software!