Sudoku · Numzles
A fresh puzzle every day. Same challenge, players worldwide.
Easy
Medium
Hard
🔥 Extreme
A fresh puzzle every day. Same challenge, players worldwide.
Built for people who want to actually get better at sudoku.
A new puzzle every morning. The same puzzle for every player worldwide. Solve it, track your time, see how you compare on the leaderboard.
Nine technique levels — Naked Singles to Swordfish. Hints show the technique and the cells involved without just handing you the answer.
Each difficulty is graded by the deduction techniques required to solve it — not just clue count. Extreme disables all hints and checks. No safety net.
Solve streaks, personal bests, win rates, and average times — per difficulty. Game Center leaderboards and achievements included.
Full candidate mode with auto-fill, long-press shortcut, and bulk undo. External keyboard support on iPad.
Full VoiceOver support, Reduce Motion, Dynamic Type, dark mode, and 9 accent colours. Built for everyone.