Musical Sudoku: Brain Puzzle

Classic Sudoku meets generative music. Train your brain with daily number puzzles, 654 chapters and 36 sound worlds—offline, ad-free and uniquely yours.

Play a classic Sudoku logic puzzle and turn every solved grid into your own original song. Train your brain with daily number games, relaxing offline play and 654 challenges from Beginner to Master.

In Musical Sudoku, every digit is more than an answer — it becomes part of the arrangement. Correct moves, mistakes, rows, columns, boxes, timing and order reshape the melody, harmony and instrumentation in real time. Fill the final cell and you leave with more than a solved grid: a finished track written by the way you thought.

HEAR YOUR SOLVING PROCESS • Real-time dynamic composition — every choice leaves a musical trace • Harmonious feedback — right and wrong moves sound distinct without breaking the piece • 36 original sound worlds — felt piano, strings, bamboo, nylon guitar, guzheng, glass tones, synths and more • 654 carefully graded chapters — a clear, steady climb from Beginner to Master • Journey, free composition and a fresh daily stage • Your own record library — replay completed works with queue, shuffle, repeat and mini-player • Light and dark appearances • Notes, undo, redo, eraser and hints • Progress stored locally on your device

PLAY SOLO. COMPETE WHEN YOU CHOOSE. Take every finished composition beyond your record library: • Climb the weekly Composition Score leaderboard with cleaner, more confident solves • Set a Daily Clean Time with a mistake-free, hint-free performance • Unlock 36 achievements for completed records, perfect solves, journeys, streaks and favorites • On supported system versions, enter Daily Composition from Apple Games and challenge Game Center friends Game Center is optional. Keep solving, composing and listening without signing in.

MADE FOR QUIET FOCUS No Musical Sudoku account required. No advertising. No ad-tracking SDK. Your grids, completed works and audio preferences stay on your device. Core play works offline after download; purchases and restoration may require an App Store connection.

START FREE. EXPAND WITH PRO. The first three sound worlds are open to everyone. Musical Sudoku Pro unlocks the remaining Pro sound worlds and chapters, additional instruments, and automatic note cleanup.

Pro is available as monthly or annual auto-renewable subscriptions, or as a one-time Lifetime Pro purchase. Eligible new subscribers can start the monthly plan with a 3-day free trial; Apple confirms eligibility on the purchase sheet. Payment is charged to your Apple Account at confirmation. Subscriptions renew automatically unless canceled at least 24 hours before the end of the current period. Manage or cancel subscriptions in App Store account settings. Lifetime Pro does not renew. Prices vary by country or region.

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