# 100-Hour Rule — 100 hours to realize the habit

> 100 hours to realize the habit (iPhone/iPad app by Kohei Kanagu.)

- Source: https://appshunter.io/ios/app/100/id6517349655 (this page in markdown: same URL + `.md`)
- Developer: [Kohei Kanagu](https://appshunter.io/developer/1530720615)
- Category: Utilities, Lifestyle
- Price: Free
- Age rating: 4+
- Requires: iOS 17.0 · 1 MB
- Languages: Japanese
- Released: 2024-07-10
- Data updated: 2025-12-17
- User reviews in markdown: https://appshunter.io/ios/app/100/id6517349655/reviews.md

## What is 100?

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.


## Version history (last 1 release)

### 1.0 — 2024-07-10

No release notes.

## Apps similar to 100

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [Timerly - Minimalist Timer](https://appshunter.io/ios/app/timerly/id6747019758) | — | Free | Utilities |
| [Goal Lab](https://appshunter.io/ios/app/goal-lab/id6477332235) | — | Free | Utilities |
| [Score!! Crowd](https://appshunter.io/ios/app/score-crowd/id543003804) | 4.7 (6) | Free | Utilities |
| [Time Keeper : Hours Tracker](https://appshunter.io/ios/app/time-keeper/id6738871518) | — | Free | Utilities |
| [Stopwatch - Pomodoro timer](https://appshunter.io/ios/app/stopwatch/id6746279617) | — | Free | Utilities |
| [Simplest Habit](https://appshunter.io/ios/app/simplest-habit/id6499198905) | — | Free | Utilities |

## More apps by Kohei Kanagu

- [Locamusic](https://appshunter.io/ios/app/locamusic/id6471416156)
- [#obento](https://appshunter.io/ios/app/obento/id6499041461)
- [ExternalVision](https://appshunter.io/ios/app/externalvision/id6670433678)

All apps by Kohei Kanagu: https://appshunter.io/developer/1530720615

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2025-12-17.*