Sudoku Days
Masahiro Sakai Games iPhoneiPadiPod touch
Sudoku Days is a free Games app for iPhone and iPad by Masahiro Sakai. Requires iOS 13.0. Updated August 14, 2026.
- Price
- Free
- on the App Store
- Size
- 27 MB
- Age 4+
- Updated
- Aug 14
- 2026 · v1.0.0
Screenshots
About Sudoku Days
Sudoku Days is a calm and easy-to-use Sudoku app featuring a large, clear board and simple controls. The numbers and buttons are designed to be easy to see and tap, making the app comfortable for beginners and anyone who prefers a relaxed playing experience. KEY FEATURES • Three difficulty levels: Easy, Medium, and Hard • 1,000 carefully selected puzzles • A large, easy-to-read 9×9 board • Simple number entry • Clear colors to distinguish given and entered numbers • Unavailable numbers are shown at a glance • Undo support • Step-by-step logical hints • Automatic progress saving • A Sudoku Journal that records completed days • Notes and memos for individual dates • Colorful fireworks when you complete a puzzle The hint system does more than simply reveal an answer. It first shows you where to look, then explains the reasoning, and finally guides you to the answer. This helps you gradually understand how Sudoku puzzles can be solved. Your completed puzzles are recorded in the Sudoku Journal. You can look back at the days you played and save a short note or memo for each date. There is no time limit and no game over. Take your time, think at your own pace, and enjoy a relaxing daily Sudoku routine.
App privacy
The developer, Masahiro Sakai, reported these privacy practices to Apple.
Data Not Linked to You
The following data, which may be collected but is not linked to your identity, may be used for the following purposes:
- Location: Coarse Location
- Identifiers: Device ID
- Usage Data: Product Interaction, Advertising Data
- Diagnostics: Crash Data, Performance Data, Other Diagnostic Data
Used for: Developer’s Advertising or Marketing
Alternatives to Sudoku Days
Looking for apps like Sudoku Days? Here are 6 similar apps on the App Store. The highest rated is Big Sudoku: Large Print Voice (5.0/5), and all 6 are free to download.
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Suduku Sun
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Grand Sudoku: 1000 Levels
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Big Sudoku: Large Print Voice
5.0
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Dokudoku: Large Print Sudoku
5.0
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Sudoku: Killer, Classic, Daily
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Brain Sudoku for Seniors
4.7
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Sudoku Days | – | Free | August 14, 2026 | |
| Suduku Sun | – | Free | Jul 28, 2026 | Compare |
| Grand Sudoku: 1000 Levels | – | Free | Aug 21, 2026 | Compare |
| Big Sudoku: Large Print Voice | 5.0 / 5 (1) | Free | Sep 29, 2026 | Compare |
| Dokudoku: Large Print Sudoku | 5.0 / 5 (2) | Free | Oct 16, 2026 | Compare |
| Sudoku: Killer, Classic, Daily | – | Free | Jul 1, 2026 | Compare |
| Brain Sudoku for Seniors | 4.7 / 5 (106) | Free | Feb 21, 2025 | Compare |
Compare Sudoku Days with the top alternatives: ratings, updates, ASO score and keyword gaps →