# トレーニングDiary vs Fitty

The clearest difference is in-app purchases: トレーニングDiary at none against Fitty's 1. トレーニングDiary also leads on iOS requirement (12.0 vs 15.1). Fitty's advantage is update cadence (every 2 days vs weekly). On price, ads and device support there is nothing between them.

Both are free to download. Fitty sells 1 one-off in-app purchase. トレーニングDiary asks for nothing beyond the download.

トレーニングDiary ships an update weekly, Fitty every 2 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | トレーニングDiary | Fitty |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Size | 37 MB | 36 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [KOHEI OTAKE](https://appshunter.io/developer/1875938981) | [Wataru Ichimura](https://appshunter.io/developer/1876525657) |

## What reviewers say

### トレーニングDiary

[App page](https://appshunter.io/ios/app/diary/id6758950400)

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

**In-app purchases:** none


### Fitty

[App page](https://appshunter.io/ios/app/fitty/id6759047205)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro版 | $9.99 | one-time |


## Frequently asked questions

### Is トレーニングDiary free?

トレーニングDiary is free to download, with no in-app purchases.

### Is Fitty free?

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

### Do トレーニングDiary or Fitty have ads?

Neither トレーニングDiary nor Fitty shows ads.

### Which is updated more often, トレーニングDiary or Fitty?

トレーニングDiary ships an update weekly, and Fitty every 2 days. Most recently, トレーニングDiary was updated on October 28, 2026 and Fitty on October 28, 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.*