# 40整体院 vs Gym Body Tracker

The clearest difference is in-app purchases: 40整体院 at none against Gym Body Tracker's 4. 40整体院 also leads on iOS requirement (13.0 vs 17.0). Gym Body Tracker's advantage is update cadence (every 6 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Gym Body Tracker sells 4 in-app purchases, starting at $0.99 per month. 40整体院 asks for nothing beyond the download.

40整体院 ships an update every 3 months, Gym Body Tracker every 6 weeks. The most recent releases landed on October 27, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 40整体院 | Gym Body Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (5 ratings)](https://appshunter.io/ios/app/gym-body-tracker-camera/id6470156311/reviews)** |
| Number of ratings | — | **5** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | — | Free with in-app purchases |
| Size | 29 MB | 12 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [株式会社EPARKリラク&エステ](https://appshunter.io/developer/1096509136) | [Julian Beck](https://appshunter.io/developer/1481007232) |

## What reviewers say

### 40整体院

[App page](https://appshunter.io/ios/app/40/id1658680813)

**Features:** macOS Compatibility

**In-app purchases:** none


### Gym Body Tracker

[App page](https://appshunter.io/ios/app/gym-body-tracker-camera/id6470156311)

Track your fitness progress with photo and metric logging. Visualize your transformation with a gallery and video maker. Stay motivated with reminders and a home screen widget.

**Highlights:** Consistent photo tracking with overlay tool, Personalized transformation gallery, Detailed body metrics logging, Visual progress analysis charts, Weekly photo reminders, Motivational home screen widget, Transformation video maker

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Gym Transformation Pro | $0.99 | per month |
| Gym Transformation Pro | $1.99 | per 7 days |
| Gym Transformation Pro | $5.99 | per year |
| Gym Transformation Pro | $12.99 | one-time |


## Frequently asked questions

### Is 40整体院 free?

40整体院 is free to download, with no in-app purchases.

### Is Gym Body Tracker free?

Gym Body Tracker is free to download, with in-app purchases available.

### Do 40整体院 or Gym Body Tracker have ads?

Neither 40整体院 nor Gym Body Tracker shows ads.

### Which is updated more often, 40整体院 or Gym Body Tracker?

40整体院 ships an update every 3 months, and Gym Body Tracker every 6 weeks. Most recently, 40整体院 was updated on October 27, 2026 and Gym Body Tracker on October 13, 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.*