# 100-Day Habit Tracker

> 100-Day Habit Tracker (iPhone/iPad app by KENICHI YAMAMOTO.)

- Source: https://appshunter.io/ios/app/100-day-habit-tracker/id6751115098 (this page in markdown: same URL + `.md`)
- Developer: [KENICHI YAMAMOTO](https://appshunter.io/developer/1335325739)
- Category: Health & Fitness, Lifestyle
- Price: Free
- Age rating: 4+
- Requires: iOS 18.4 · 17 MB
- Languages: American English, Japanese
- Released: 2025-08-21
- Data updated: 2026-05-17
- User reviews in markdown: https://appshunter.io/ios/app/100-day-habit-tracker/id6751115098/reviews.md

## What is 100?

Track your habits, challenges, and daily goals with ease.
100-Day Habit Tracker helps you build consistency, stay motivated, and turn small actions into lasting results.
Log your progress in seconds—just tap “Done” or “Skip” from the widget. Like a digital stamp card, you’ll see your streaks and achievements at a glance.
Whether it’s learning, saving money, working out, dieting, or improving your health, this simple goal tracker makes it easy to stay on track every day.

＜Features＞
・Habit & challenge tracking made simple
・Visual progress and streaks at a glance
・Flexible challenge durations (7, 30, 100 days, and more)
・One-tap logging from the widget
・Dark mode support


## Version history (last 5 releases)

### 1.0.5 — 2025-09-19

-small bugfix.

### 1.0.4 — 2025-09-11

- small bugfix.

### 1.0.3 — 2025-09-03

-Supports Dark Mode

### 1.0.2 — 2025-09-02

・ダークモードに対応しました

### 1.0.1 — 2025-09-01

-軽微な機能修正を実施

## More apps by KENICHI YAMAMOTO

- [Colfee](https://appshunter.io/ios/app/colfee/id1335325740)
- [XTOON](https://appshunter.io/ios/app/xtoon/id1449022954)
- [PICSCAM](https://appshunter.io/ios/app/picscam/id1470264841)
- [VOICEカウンター -筋トレ音声カウント＆カレンダー記録-](https://appshunter.io/ios/app/voice/id1512701989)
- [音声案内番](https://appshunter.io/ios/app/id1519013675)
- [VoiceHiit](https://appshunter.io/ios/app/voicehiit/id1530691302)

All apps by KENICHI YAMAMOTO: https://appshunter.io/developer/1335325739

## Related topics

[100 day](https://appshunter.io/ios/topics/100-day) · [100 days tracker](https://appshunter.io/ios/topics/100-days-tracker) · [kenichi yamamoto](https://appshunter.io/ios/topics/kenichi-yamamoto)

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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 2026-05-17.*