# R'studio vs QR Master

The clearest difference is in-app purchases: R'studio at none against QR Master's 3. R'studio also leads on ads (none vs shown) and iOS requirement (10.0 vs 15.6). On price and device support there is nothing between them.

Both are free to download. QR Master sells 3 in-app purchases, starting at $2.99 per 7 days. R'studio asks for nothing beyond the download.

## The numbers

| Metric | R'studio | QR Master |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/qr-master-creator-and-scanner/id6752712458/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 60 MB | 46 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Crystal Tsui](https://appshunter.io/developer/1616472051) | [Robust Research And Development Ltd.](https://appshunter.io/developer/1550080062) |

## What reviewers say

### R'studio

[App page](https://appshunter.io/ios/app/rstudio/id1616472049)

**Features:** macOS Compatibility

**In-app purchases:** none


### QR Master

[App page](https://appshunter.io/ios/app/qr-master-creator-and-scanner/id6752712458)

This app allows users to instantly scan QR codes and generate custom QR codes for various purposes. It offers advanced customization tools to add logos and change designs, with multiple export options for sharing and printing.

**Highlights:** Generate QR codes for URLs, text, Wi-Fi, and contacts, Advanced customization with custom colors and logos, Change QR eye and pattern designs, Export codes in JPEG, PNG, or PDF formats, Fast and accurate QR code scanning, Create branded QR codes

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Monthly | $4.99 | per month |
| Yearly | $14.99 | per year |


## Frequently asked questions

### Is R'studio free?

R'studio is free to download, with no in-app purchases.

### Is QR Master free?

QR Master is free to download, with in-app purchases available.

### Do R'studio or QR Master have ads?

QR Master shows ads; R'studio 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.*