Color Sudoku · Daily No Ads

Calm color sudoku, played one quiet puzzle at a time. No ads, no nags. Color Sudoku reimagines the classic 9×9 grid in soft, calm colors instead of numbers. One puzzle a day, or play as many as you like. Colorblind-safe palettes and an optional numbers-and-colors mode keep everyone playing. FEATURES: • Daily puzzle plus 4 difficulty levels: Easy, Medium, Hard, Expert • 6 hand-tuned color palettes plus a custom palette mode • Numbers, colors, or numbers-with-colors — your choice • Focus mode with calming soundscapes (white noise, brown noise, rain, soft chimes) • Notes, hints, undo, and move history for every solve • Streak tracking, perfect-solve badges, and per-difficulty stats • Plays fully offline — no internet required • Universal app for iPhone and iPad with VoiceOver and Dynamic Type • No ads, ever. No interstitials, no banners, no autoplay video The app is free to try, but in-app purchases or subscriptions are required for unlimited access. Terms of Use: https://enginesstudio.tech/terms Privacy Policy: https://enginesstudio.tech/privacy