# 筋トレ記録 vs FitCat

The clearest difference is iOS requirement: FitCat at 15.5 against 筋トレ記録's 18.5. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. 筋トレ記録 sells 1 in-app purchase, starting at $0.49 per month and FitCat sells 2 in-app purchases, starting at $0.49 per month. Whichever you choose, the download price is not the number that matters.

筋トレ記録 ships an update every 4 weeks, FitCat fortnightly. The most recent releases landed on October 17, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | 筋トレ記録 | FitCat |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 4 weeks | **Fortnightly** |
| Size | 14 MB | 154 MB |
| Requires iOS | 18.5 | **15.5** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [keiryu matsumoto](https://appshunter.io/developer/1842495371) | [Emyu K.K.](https://appshunter.io/developer/1882888301) |

## What reviewers say

### 筋トレ記録

[App page](https://appshunter.io/ios/app/shapeshift/id6759309712)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ShapeShift Premium | $0.49 | per month |


### FitCat

[App page](https://appshunter.io/ios/app/fitcat-workout-log/id6760154285)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FitCat Plus Monthly Plan | $0.49 | per month |
| FitCat Pro Monthly Plan | $5.99 | per month |


## Frequently asked questions

### Is 筋トレ記録 free?

筋トレ記録 is free to download, with in-app purchases available.

### Is FitCat free?

FitCat is free to download, with in-app purchases available.

### Do 筋トレ記録 or FitCat have ads?

Both 筋トレ記録 and FitCat show ads.

### Which is updated more often, 筋トレ記録 or FitCat?

筋トレ記録 ships an update every 4 weeks, and FitCat fortnightly. Most recently, 筋トレ記録 was updated on October 17, 2026 and FitCat on October 18, 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.*