# POP IN vs 筋トレ応援！美少女インターバルタイマーforトレーニング

The clearest difference is ads: POP IN at none against 筋トレ応援！美少女インターバルタイマーforトレーニング's shown. 筋トレ応援！美少女インターバルタイマーforトレーニング's advantage is update cadence (every 3 weeks vs every 6 weeks) and iOS requirement (11.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

POP IN ships an update every 6 weeks, 筋トレ応援！美少女インターバルタイマーforトレーニング every 3 weeks. The most recent releases landed on October 25, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | POP IN | 筋トレ応援！美少女インターバルタイマーforトレーニング |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 76.2% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | — | Ad-supported |
| Size | 45 MB | 71 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [akira morooka](https://appshunter.io/developer/907440228) | [Yudai Fukuda](https://appshunter.io/developer/1434814836) |

## What reviewers say

### POP IN

[App page](https://appshunter.io/ios/app/pop-in/id1451391488)

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

**In-app purchases:** none


### 筋トレ応援！美少女インターバルタイマーforトレーニング

[App page](https://appshunter.io/ios/app/for/id1480148547)

This interval timer app uses charming anime characters to motivate your workouts. Set exercise and rest times, and enjoy encouraging voice lines and animations. It's designed to make fitness more fun and engaging for everyone.

**Highlights:** Anime character motivation, Customizable exercise/rest timers, Encouraging voice lines, Countdown timer, Animation for remaining time, Background music playback

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

**In-app purchases:** none


## Frequently asked questions

### Is POP IN free?

POP IN is free to download, with no in-app purchases.

### Is 筋トレ応援！美少女インターバルタイマーforトレーニング free?

筋トレ応援！美少女インターバルタイマーforトレーニング is free to download, with no in-app purchases.

### Do POP IN or 筋トレ応援！美少女インターバルタイマーforトレーニング have ads?

筋トレ応援！美少女インターバルタイマーforトレーニング shows ads; POP IN does not.

### Which is updated more often, POP IN or 筋トレ応援！美少女インターバルタイマーforトレーニング?

POP IN ships an update every 6 weeks, and 筋トレ応援！美少女インターバルタイマーforトレーニング every 3 weeks. Most recently, POP IN was updated on October 25, 2026 and 筋トレ応援！美少女インターバルタイマーforトレーニング 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.*