Sudoku A/C
Naizhong Xu Games iPhoneiPadiPod touch
Sudoku A/C is a free Games app for iPhone and iPad by Naizhong Xu. Requires iOS 15.0. Updated August 25, 2026.
- Price
- Free
- on the App Store
- Size
- 10 MB
- Age 4+
- Updated
- Aug 25
- 2026 · v1.0
Screenshots
About Sudoku A/C
Sudoku A/C is one sudoku app for the whole family: a full classic 9×9 game for adults, and a friendly 6×6 version for children — switch between them with a single tap. ADULTS • Classic 9×9 sudoku with five difficulty levels, from relaxed to devious • Enter numbers your way: a quick digit pad or a per-cell dropdown • Check your progress at any time, or let Auto complete the solution • A timer keeps your best time for every level CHILDREN • A friendly 6×6 board with three gentle levels, sized for small hands • The same simple controls — nothing to read beyond the numbers SCAN A PRINTED PUZZLE Found a puzzle in a newspaper or a book? Point your camera at it (or pick a photo) and Sudoku A/C reads the grid straight onto the board so you can solve it on your phone. All image processing happens on your device — photos are never uploaded anywhere. MADE THE RIGHT WAY • Works completely offline — solve on a plane, on the subway, anywhere • No ads, no accounts, no subscriptions, no tracking. Ever. • Progress and best times are saved automatically on your device One download, two players: you take the 9×9, then hand the phone over for the 6×6.
Play today's Threadline puzzle
Draw one line through every cell, visiting the numbers in order. A free daily puzzle from Fiplay, same board for everyone. It plays right here, no download.
App privacy
The developer, Naizhong Xu, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Sudoku A/C
Looking for apps like Sudoku A/C? Here are 6 similar apps on the App Store. The highest rated is Quantum Wars : PVP Board Game (5.0/5), and all 6 are free to download.
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| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Sudoku A/C | – | Free | August 25, 2026 | |
| Pictomino Photo Jigsaw Puzzle | – | Free | Aug 28, 2026 | Compare |
| Derby Duel: Football Quiz | – | Free | Sep 15, 2026 | Compare |
| Jigsaw Idle! | – | Free | Mar 27, 2026 | Compare |
| Quantum Wars : PVP Board Game | 5.0 / 5 (1) | Free | Aug 28, 2026 | Compare |
| Sudoku: No Ads & Offline | 4.4 / 5 (17) | Free | Oct 19, 2026 | Compare |
| Shapecraft | 4.9 / 5 (22) | Free | Aug 22, 2026 | Compare |
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