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Sudoku Zen

Sudoku: Daily & Offline Puzzle 1K+ downloads

A fresh Daily Sudoku, four difficulty levels and 12,000+ solver-verified grids in the Puzzle Vault. Puzzles are generated on your device, so play works with no signal and no account — and no ad ever interrupts a puzzle in progress.

  • Daily puzzle
  • 12,000+ grids
  • Weekly Tournament
  • Plays offline
  • Free, with ads
Get it on Google Play
Sudoku Zen home screen with today's puzzle, the vault and quick play levels Sudoku Zen daily screen showing streaks and the monthly challenge Sudoku Zen weekly tournament where everyone races the same hard sudoku puzzle on a leaderboard

A calm, classic sudoku game

Sudoku Zen is a classic 9×9 sudoku puzzle game built for calm, focused solving. Pick Easy, Medium, Hard or Expert, or let The Climb choose for you. Every puzzle is solver-verified with exactly one solution, and no ad ever interrupts a puzzle in progress.

Features

  • Daily Sudoku — the same grid for every player worldwide, with streak milestones at 7, 30 and 100 days and a Daily Archive for days you missed.
  • Weekly Tournament — one shared Hard puzzle each week and a global leaderboard via Play Games.
  • The Climb — an endless adaptive ladder that steps up after three wins in a row.
  • Puzzle Vault — 12,000+ puzzles in themed packs: Speedster Drills, Holidays, World Tour and Summit Ascent.
  • Pencil notes, undo, error-check, auto-save and row, column and box highlighting.
  • Built for tablets — board and number pad side by side in landscape, plus a home-screen widget.
  • Stats — best times, win rate, streaks and total time played.
  • Light, Dark and nine more colour themes. Available in English, Spanish, Portuguese, German, French and Hindi.

Frequently asked questions

Can I play sudoku offline?

Yes. New games, the Daily Sudoku, The Climb and the Weekly Tournament puzzle are generated on your device, so they work in airplane mode, without Wi-Fi or mobile data, and without an account.

Is Sudoku Zen free?

Yes, it is free with ads. The optional Zen Pass removes ads, opens the Puzzle Vault and adds unlimited hints.

How many sudoku puzzles are there?

Unlimited generated puzzles at four difficulty levels, plus a new daily puzzle and more than 12,000 curated grids in the Puzzle Vault.