# みんなの自習室 Study Room vs スマホ見張り｜勉強集中タイマー

The clearest difference is ads: スマホ見張り｜勉強集中タイマー at none against みんなの自習室 Study Room's shown. みんなの自習室 Study Room's advantage is iOS requirement (16.4 vs 18.0). 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.

## The numbers

| Metric | みんなの自習室 Study Room | スマホ見張り｜勉強集中タイマー |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Size | 76 MB | 2 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KAZUSA NAOI](https://appshunter.io/developer/1863197671) | [Shuhei Yamamoto](https://appshunter.io/developer/1896725589) |

## 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


### スマホ見張り｜勉強集中タイマー

[App page](https://appshunter.io/ios/app/id6792588338)

**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 スマホ見張り｜勉強集中タイマー free?

スマホ見張り｜勉強集中タイマー is free to download, with no in-app purchases.

### Do みんなの自習室 Study Room or スマホ見張り｜勉強集中タイマー have ads?

みんなの自習室 Study Room shows ads; スマホ見張り｜勉強集中タイマー does not.

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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.*