# Royal Medicine vs Study Timer Study Rainbow

The clearest difference is in-app purchases: Royal Medicine at none against Study Timer Study Rainbow's 4. Royal Medicine also leads on device support (3 vs 1) and iOS requirement (15 vs 26.4). Study Timer Study Rainbow's advantage is update cadence (every 5 days vs every 3 weeks). On price and ads there is nothing between them.

Both are free to download. Study Timer Study Rainbow sells 4 in-app purchases, starting at $0.49 per month. Royal Medicine asks for nothing beyond the download.

Royal Medicine ships an update every 3 weeks, Study Timer Study Rainbow every 5 days. The most recent releases landed on September 24, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Royal Medicine | Study Timer Study Rainbow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Size | 62 MB | 37 MB |
| Requires iOS | **15** | 26.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Omar Ibrahim](https://appshunter.io/developer/1575706178) | [Toshiaki Nakamura](https://appshunter.io/developer/822485897) |

## What reviewers say

### Royal Medicine

[App page](https://appshunter.io/ios/app/royal-medicine/id6698887730)

**In-app purchases:** none


### Study Timer Study Rainbow

[App page](https://appshunter.io/ios/app/study-timer-study-rainbow/id6780163715)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Student Support Monthly | $0.49 | per month |
| Plus Monthly | $1.99 | per month |
| Student Support Yearly | $5.99 | per year |
| Plus Yearly | $19.99 | per year |


## Frequently asked questions

### Is Royal Medicine free?

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

### Is Study Timer Study Rainbow free?

Study Timer Study Rainbow is free to download, with in-app purchases available.

### Do Royal Medicine or Study Timer Study Rainbow have ads?

Neither Royal Medicine nor Study Timer Study Rainbow shows ads.

### Which is updated more often, Royal Medicine or Study Timer Study Rainbow?

Royal Medicine ships an update every 3 weeks, and Study Timer Study Rainbow every 5 days. Most recently, Royal Medicine was updated on September 24, 2026 and Study Timer Study Rainbow on September 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.*