CompareOpen in Google Play
This app isn't in any of our charts yet.
A fresh Sudoku challenge every day, with five difficulty levels, hints, and streaks. Polish and fixes. Maintenance release.
A Sudoku puzzle every day — five difficulties, hints, and streaks.
Sudoku Ultra is a clean, modern take on the classic number puzzle — a fresh daily board plus unlimited practice puzzles, tuned for complete beginners and seasoned solvers alike. Difficulty that actually means something. Every puzzle is rated by the solving techniques it requires, not just how many numbers are missing: • Easy — naked singles only, a gentle place to learn • Medium — hidden singles and pairs • Hard — locked candidates and triples • Expert — X-Wings, Y-Wings and Swordfish • Diabolical — for solvers who want a real fight Each level eases you in and ramps up gradually, so you’re always challenged but never stuck. FEATURES • A new daily Sudoku, plus unlimited extra puzzles any time • Five genuine difficulty levels • Pencil/candidate marks, undo, erase and limited hints • Track your streak, star ratings and best times • Choose your symbols: classic numbers, letters, shapes or zodiac signs • Light and dark themes • Play completely offline — no internet needed • Optional daily reminders so you never break your streak Whether you have five minutes for a quick board or an hour for a diabolical grind, Sudoku Ultra grows with you. Sharpen your logic, beat your best time, and keep your streak alive. Sudoku Ultra is free to play and supported by ads. An optional one-time upgrade removes ads.
Not enough data yet.
Google Play only. Downloads from daily Top free ranks (or the store's install count); in-app revenue from Top grossing ranks, calibrated on AppTweak's US estimates, or else from downloads; ads from public ad benchmarks. Not reported figures.