OneStop Sudoku

A beautifully quiet Sudoku with 15 ways to play—from Classic and Killer to Thermo, Kropki, and Mini 6×6. Find your focus across five difficulty levels.

Discover 15 ways to play Sudoku, from familiar Classic puzzles to Killer, Jigsaw, Thermo, Kropki, and Mini 6×6.

OneStop Sudoku keeps the experience simple: a crisp board, thoughtful highlights, and all the tools you need without accounts or clutter. Play familiar Classic Sudoku, solve sum cages in Killer, follow thermometers and arrows, or take a quick Mini 6×6 break. Explore 15 distinct modes, each with in-app rules. Choose the pace that feels right—from a gentle Beginner puzzle to a demanding Expert challenge.

FEATURES

• Five difficulty levels: Beginner, Easy, Medium, Hard, and Expert • Fifteen modes: Classic, Killer, Jigsaw, Diagonal, Hyper, Thermo, Arrow, Anti-Knight, Anti-King, Sandwich, Kropki, Renban, German Whispers, Even/Odd, and Mini 6×6 • Organized game selector and rules for every mode • Killer cages with sum clues and no repeated cage digits • Connected irregular regions in Jigsaw Sudoku • Fresh puzzles generated on your device • Every puzzle has one valid solution • Notes that automatically clear as you solve • Undo, erase, pause, restart, and three hints per puzzle • Related-cell and matching-number highlights • Mistake tracking and a focused game timer • A three-mistake limit with clear replay options • Optional automatic movement to the next empty cell • A comfortable Night Mode for low-light play • Difficulty-weighted scores with pace and grid-completion bonuses • Separate saved progress for every game mode and difficulty—up to 75 unfinished puzzles • Solve streaks, completion totals, best times, and best scores • Designed for iPhone and iPad • VoiceOver labels and large, touch-friendly controls • No account required; gameplay progress stays on your device

Take a breath. Pick a square. Find the number.