# Workout Tracker AI vs 筋トレ記録 BlankFit

The clearest difference is update cadence: 筋トレ記録 BlankFit at every 4 days against Workout Tracker AI's fortnightly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Workout Tracker AI sells 2 in-app purchases, starting at $5.99 per month and 筋トレ記録 BlankFit sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Workout Tracker AI ships an update fortnightly, 筋トレ記録 BlankFit every 4 days. The most recent releases landed on October 7, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Workout Tracker AI | 筋トレ記録 BlankFit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Size | 17 MB | 41 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yasutaka Suzuki](https://appshunter.io/developer/1895154895) | [ERIA, K.K.](https://appshunter.io/developer/6787311007) |

## What reviewers say

### Workout Tracker AI

[App page](https://appshunter.io/ios/app/workout-tracker-ai-aifitlog/id6763084557)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $5.99 | per month |
| Premium Yearly | $59.99 | per year |


### 筋トレ記録 BlankFit

[App page](https://appshunter.io/ios/app/blankfit/id6787311005)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BlankFit Pro Monthly | $2.99 | per month |
| BlankFit Pro Yearly | $22.99 | per year |


## Frequently asked questions

### Is Workout Tracker AI free?

Workout Tracker AI is free to download, with in-app purchases available.

### Is 筋トレ記録 BlankFit free?

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

### Do Workout Tracker AI or 筋トレ記録 BlankFit have ads?

Neither Workout Tracker AI nor 筋トレ記録 BlankFit shows ads.

### Which is updated more often, Workout Tracker AI or 筋トレ記録 BlankFit?

Workout Tracker AI ships an update fortnightly, and 筋トレ記録 BlankFit every 4 days. Most recently, Workout Tracker AI was updated on October 7, 2026 and 筋トレ記録 BlankFit on October 11, 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.*