Sudoku Trail: Number Puzzle

Sudoku Trail is a free number puzzle game with 11 classic and variant sudoku boards, an adventure map to unlock, and solo tournaments to beat — all in one app. PUZZLE VARIANTS Classic, Diagonal (X), Jigsaw, Hyper (Windoku), Odd-Even, Killer, Kropki, Letter, Greater-Than, Consecutive and Asterisk Sudoku. Most variants come in several grid sizes — 4x4, 6x6 and 9x9, plus 16x16 for classic — across four difficulty levels from beginner-friendly to expert. ADVENTURE MODE Follow a winding trail through 11 themed worlds. Clear levels to unlock the next one, earn up to 3 stars per level based on your time, errors and hints used, and take on an expert boss puzzle at the end of every world. TOURNAMENTS Sprint, Marathon, Expert Cup and the Variant Championship — timed multi-round challenges with no hints at all and a 3-mistake limit. Clear one to unlock the next, and finish the Championship by solving all 11 variants back to back. MORE FEATURES • Notes mode and smart hints for when you're stuck • Pick an avatar and track your best scores, times and badges • Share a puzzle as an image with friends • Light and dark themes • Turkish and English • Play fully offline — no account or sign-in required • Daily reminder notifications (optional) Sudoku Trail is free to play and supported by ads. No purchase or account is ever required to enjoy the full game. Questions or feedback? Reach us at [email protected].

- New: solve a Sudoku with your camera in the SOLVER tab - Scanning an already solved Sudoku now tells you if it is correct - Updated intro tour - Ads, leaderboard and stability improvements