# みんなの自習室 Study Room vs JunJun

The clearest difference is ads: JunJun at none against みんなの自習室 Study Room's shown. JunJun also leads on update cadence (daily vs every 6 weeks). みんなの自習室 Study Room's advantage is iOS requirement (16.4 vs 26.0). 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.

みんなの自習室 Study Room ships an update every 6 weeks, JunJun daily. The most recent releases landed on September 29, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | みんなの自習室 Study Room | JunJun |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Daily** |
| Size | 76 MB | 17 MB |
| Requires iOS | **16.4** | 26.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [KAZUSA NAOI](https://appshunter.io/developer/1863197671) | [Jun Oyamada](https://appshunter.io/developer/6798144460) |

## What reviewers say

### みんなの自習室 Study Room

[App page](https://appshunter.io/ios/app/study-room/id6779143541)

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

**In-app purchases:** none


### JunJun

[App page](https://appshunter.io/ios/app/junjun-study-community/id6798144458)

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

**In-app purchases:** none


## Frequently asked questions

### Is みんなの自習室 Study Room free?

みんなの自習室 Study Room is free to download, with no in-app purchases.

### Is JunJun free?

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

### Do みんなの自習室 Study Room or JunJun have ads?

みんなの自習室 Study Room shows ads; JunJun does not.

### Which is updated more often, みんなの自習室 Study Room or JunJun?

みんなの自習室 Study Room ships an update every 6 weeks, and JunJun daily. Most recently, みんなの自習室 Study Room was updated on September 29, 2026 and JunJun on September 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.*