100-Hour Rule
Kohei Kanagu Utilities iPhoneiPadiPod touchApple Watch
100-Hour Rule is a free Utilities app for iPhone and iPad by Kohei Kanagu. Requires iOS 17.0. Updated July 10, 2024.
- Price
- Free
- on the App Store
- Size
- 1 MB
- Age 4+
- Updated
- Jul 10
- 2024 · v1.0
Screenshots
About 100-Hour Rule
It is said that if you spend 100 hours on anything, you will acquire a new skill or habit. This app allows you to measure the time you spend on your goals. When you spend the 100 hours that are said to be the standard for habituation, you will surely feel the new skill or habit. To support your goal achievement to the fullest, we will add new features from time to time. Please feel free to send us your opinions and requests.
What’s new
Version 1.0 · Updated July 10, 2024
This app has been updated by Apple to prepare for watchOS 27 compatibility. No new features are included.
App privacy
The developer, Kohei Kanagu, 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:
- Usage Data: Other Usage Data
- Diagnostics: Crash Data, Performance Data, Other Diagnostic Data
Used for: Analytics, App Functionality
Alternatives to 100-Hour Rule
Looking for apps like 100-Hour Rule? Here are 6 similar apps on the App Store. The highest rated is Countdown to Everything (4.6/5), and all 6 are free to download.
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Grind Timer
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Timerly - Minimalist Timer
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Goal Lab
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Countdown to Everything
4.6
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Blacksburg At Your Request
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何時までタイマー
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| 100-Hour Rule | – | Free | July 10, 2024 | |
| Grind Timer | – | Free | Jul 14, 2025 | Compare |
| Timerly - Minimalist Timer | – | Free | Jun 18, 2025 | Compare |
| Goal Lab | – | Free | Mar 3, 2024 | Compare |
| Countdown to Everything | 4.6 / 5 (7) | Free | Sep 24, 2026 | Compare |
| Blacksburg At Your Request | – | Free | Aug 21, 2026 | Compare |
| 何時までタイマー | – | Free | Jul 13, 2026 | Compare |
Compare 100-Hour Rule with the top alternatives: ratings, updates, ASO score and keyword gaps →