# 断食体重管理 vs ダイエットン

The clearest difference is ads: ダイエットン at none against 断食体重管理's shown. ダイエットン also leads on update cadence (every 3 weeks vs every 3 months) and review sentiment (89% vs 67%). On price, in-app purchases, monetization model and device support there is nothing between them.

Both are free to download. 断食体重管理 sells 3 in-app purchases, starting at $1.99 per month and ダイエットン sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

断食体重管理 ships an update every 3 months, ダイエットン every 3 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | 断食体重管理 | ダイエットン |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.8 (5 ratings)](https://appshunter.io/ios/app/id1594766413/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | 66.7% of reviews | **88.9% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 46 MB | 81 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 9+ |
| Developer | [Tomohiro Sasaki](https://appshunter.io/developer/1291219090) | [NAKASHIN, K.K.](https://appshunter.io/developer/1554813140) |

## What reviewers say

### 断食体重管理

[App page](https://appshunter.io/ios/app/and/id1551305030)

This app helps you manage your diet through intermittent fasting and calorie tracking. It offers a fasting timer, weight and calorie logging, and AI-powered analysis to support your weight loss journey. Choose a virtual pet to keep you motivated.

**Highlights:** 16-hour fasting timer, Weight and body fat recording, Calorie logging via chat or photo, AI-powered calorie estimation, Daily calorie balance tracking, Virtual pet for motivation, HealthKit integration

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアムプラン | $1.99 | per month |
| プレミアムプラン | $14.99 | per year |
| 非消耗型のアイテム | $2.99 | one-time |


### ダイエットン

[App page](https://appshunter.io/ios/app/id1594766413)

This app combines weight and body fat percentage tracking with a cute piglet raising game. Achieve your goals to evolve your character, defeat calorie monsters, and build healthy habits. Share your progress with friends and stay motivated with inspirational quotes.

**Highlights:** Weight and body fat percentage tracking, Virtual piglet evolution game, Selectable goal modes (weight or body fat), Progress visualization with graphs, Daily habit tracking, Motivational quotes, Social sharing of achievements

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| プレミアム版のご購入 | $2.99 | one-time |


## Frequently asked questions

### Is 断食体重管理 free?

断食体重管理 is free to download, with in-app purchases available.

### Is ダイエットン free?

ダイエットン is free to download, with in-app purchases available.

### Do 断食体重管理 or ダイエットン have ads?

断食体重管理 shows ads; ダイエットン does not.

### Which is updated more often, 断食体重管理 or ダイエットン?

断食体重管理 ships an update every 3 months, and ダイエットン every 3 weeks. Most recently, 断食体重管理 was updated on November 3, 2026 and ダイエットン on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*