# みんなの自習室 Study Room vs Time Atelier

The clearest difference is in-app purchases: みんなの自習室 Study Room at none against Time Atelier's 4. Time Atelier's advantage is ads (none vs shown) and update cadence (every 4 weeks vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Time Atelier sells 4 in-app purchases, starting at $7.99 per month. みんなの自習室 Study Room asks for nothing beyond the download.

みんなの自習室 Study Room ships an update every 2 months, Time Atelier every 4 weeks. The most recent releases landed on August 28, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | みんなの自習室 Study Room | Time Atelier |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Size | 76 MB | 187 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [KAZUSA NAOI](https://appshunter.io/developer/1863197671) | [クリサク株式会社](https://appshunter.io/developer/1863063825) |

## 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


### Time Atelier

[App page](https://appshunter.io/ios/app/time-atelier-focus-timer/id6791036171)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $7.99 | per month |
| Opening a Flower Shop | $4.99 | one-time |
| Observatory on Starfall Hill | $4.99 | one-time |
| Logbook | $9.99 | one-time |


## 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 Time Atelier free?

Time Atelier is free to download, with in-app purchases available.

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

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

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

みんなの自習室 Study Room ships an update every 2 months, and Time Atelier every 4 weeks. Most recently, みんなの自習室 Study Room was updated on August 28, 2026 and Time Atelier on September 23, 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.*