# スモロフJrプログラム vs 筋トレ突破LOG

The clearest difference is in-app purchases: スモロフJrプログラム at none against 筋トレ突破LOG's 2. スモロフJrプログラム also leads on iOS requirement (12.0 vs 15.1). 筋トレ突破LOG's advantage is ads (none vs shown) and update cadence (every 2 days vs fortnightly). On price and device support there is nothing between them.

Both are free to download. 筋トレ突破LOG sells 2 in-app purchases, starting at $2.99 per month. スモロフJrプログラム asks for nothing beyond the download.

スモロフJrプログラム ships an update fortnightly, 筋トレ突破LOG every 2 days. The most recent releases landed on September 9, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | スモロフJrプログラム | 筋トレ突破LOG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Fortnightly | **Every 2 days** |
| Size | 27 MB | 56 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Junpei Shimotsu](https://appshunter.io/developer/882299124) | [Yuta Fujita](https://appshunter.io/developer/1876803782) |

## What reviewers say

### スモロフJrプログラム

[App page](https://appshunter.io/ios/app/jr/id6757456339)

**Features:** macOS Compatibility

**In-app purchases:** none


### 筋トレ突破LOG

[App page](https://appshunter.io/ios/app/log/id6759091640)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Proプラン（月額） | $2.99 | per month |
| Proプラン（月額） | $24.99 | per year |


## Frequently asked questions

### Is スモロフJrプログラム free?

スモロフJrプログラム is free to download, with no in-app purchases.

### Is 筋トレ突破LOG free?

筋トレ突破LOG is free to download, with in-app purchases available.

### Do スモロフJrプログラム or 筋トレ突破LOG have ads?

スモロフJrプログラム shows ads; 筋トレ突破LOG does not.

### Which is updated more often, スモロフJrプログラム or 筋トレ突破LOG?

スモロフJrプログラム ships an update fortnightly, and 筋トレ突破LOG every 2 days. Most recently, スモロフJrプログラム was updated on September 9, 2026 and 筋トレ突破LOG on September 12, 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.*