About this app

Six worlds. 180 handcrafted puzzles. One brilliant brain — yours. Sudoku — Worlds & Daily Logic turns the classic 9×9 into a journey: start in the gentle Easy world and climb all the way to Grandmaster, where only 23 clues stand between you and glory. Every single puzzle is verified to have exactly one logical solution — no guessing, ever. CLIMB SIX WORLDS • Easy, Medium, Hard, Expert, Master, Grandmaster — 30 levels each • Earn up to 3 stars per level: solve it, beat par time, use zero hints • Unlock new worlds as your skills sharpen ONE PUZZLE, EVERY DAY • A fresh Daily Challenge that's the same for every player on Earth • Build a streak, defend the flame, and browse your calendar of victories • Daily wins refill your hint pouch SMART HINTS THAT TEACH Stuck? The hint engine doesn't just fill in a square — it finds the next logical move (naked singles, hidden singles) and fixes mistakes first. You'll learn real solving techniques while you play. MADE TO BE PLAYED • Pencil notes, undo, real-time conflict highlighting, same-digit highlights • Six gorgeous themes: Paper, Midnight, Zen Garden, Sakura, Nebula, High Contrast • Subtle sounds and haptics — both optional • A hands-on tutorial that teaches by doing, not by reading COMPETE & SHARE • Game Center leaderboards for best times in every world • Achievements for streaks, perfect solves and world clears • Share a beautiful result card when you crush a personal best YOURS, OFFLINE, FOREVER No account. No ads chasing you. No internet required. Your progress, streaks and stats live on your device and are always waiting for you — on a plane, on the subway, on a beach. Accessibility matters here: full VoiceOver support, a color-blind-safe palette and markers, larger-digit mode, and Dynamic Type friendly text. Your daily brain workout is ready. Can you reach Grandmaster?

Audience growth

Ratings growth

Steady

7-day gain +0

Ratings / day 0.0

30-day gain +0

US rating-count history

0 ratings

Baseline captured. Growth appears after the crawler observes a changed rating count.

Momentum comes from crawler snapshots for the tracked storefront. “Viral growth signal” means unusually fast recent rating gains; it is an indicator, not download data.

Price tracking