With Kaiden Sudoku you can play Sudoku on your phone. Get the app by clicking one of the buttons below.

It's not free, but it's cheaper than a good meal, and you get all these wonderful features:

• It's yours forever. No in-app payments. No subscription shenanigans.
• No ads. No tracking. No bullshit.
• It works offline. In fact, it doesn't even care if you're online.
• It has an unlimited number of puzzles, in four levels of difficulty.
• It supports infinite undo and redo.
• It has notes, for when you're not yet sure what number goes where.
• It supports gestures:
  • Swipe up/down on the board to switch between numbers and notes.
  • Swipe right/left on the board to go to the next/previous number.
• Share puzzles with your friends, see who's smarter after all.

If you run into any trouble with it, let us know and we'll try to make things right:

Have fun!