Sudoku

Thousands of unique puzzles, five difficulty levels and intelligent hints. No invasive ads, no connection needed, free forever

Everything you expect from a good Sudoku
Designed to play at your own pace, on the bus or on the couch.
• 5 difficulty levels — An app for everyone, from complete beginners to sudoku masters.
• Works offline — All the puzzles come inside the app. No internet connection needed.
• Intelligent hints — A smart solver shows you the next logical step, along with the reasoning that reveals it.
• Annotations — Jot down the candidates in each cell, just like you would with pencil and paper.
• Light and dark theme — Turn on dark theme and give your eyes a rest.
• Undo and redo — Make mistakes without fear. Go back as many times as you want.
• No invasive ads — The app has no invasive or full-screen ads, no rewarded videos, nothing of the sort.

An app for all levels, from complete beginners to sudoku geniuses
Each sudoku is classified by the logic needed to solve it, from beginner to fiendish.
Beginner — For those just starting out.
Intermediate — One step further, no rush.
Expert — The right balance.
Master — For those who already master it.
Diabolical — The ultimate challenge.

Free forever · Works offline · No invasive ads