# MasterSAM OTP vs QR Code Generator & QR Maker

The clearest difference is in-app purchases: MasterSAM OTP at none against QR Code Generator & QR Maker's 2. MasterSAM OTP also leads on ads (none vs shown) and iOS requirement (8.0 vs 16.0). On price, update cadence and device support there is nothing between them.

Both are free to download. QR Code Generator & QR Maker sells 2 in-app purchases, starting at $2.99 per month. MasterSAM OTP asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on October 26, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | MasterSAM OTP | QR Code Generator & QR Maker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Size | 4 MB | 26 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Silverlake IFB Sdn Bhd](https://appshunter.io/developer/513784552) | [Digital Hole Pvt. Ltd.](https://appshunter.io/developer/917701060) |

## What reviewers say

### MasterSAM OTP

[App page](https://appshunter.io/ios/app/mastersam-otp/id1264408298)

**Features:** macOS Compatibility

**In-app purchases:** none


### QR Code Generator & QR Maker

[App page](https://appshunter.io/ios/app/qr-code-generator-and-qr-maker/id6745797523)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QR Code Premium Monthly | $2.99 | per month |
| QR Code Premium Yearly | $9.99 | per year |


## Frequently asked questions

### Is MasterSAM OTP free?

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

### Is QR Code Generator & QR Maker free?

QR Code Generator & QR Maker is free to download, with in-app purchases available.

### Do MasterSAM OTP or QR Code Generator & QR Maker have ads?

QR Code Generator & QR Maker shows ads; MasterSAM OTP does not.

### Which is updated more often, MasterSAM OTP or QR Code Generator & QR Maker?

MasterSAM OTP ships an update every 6 weeks, and QR Code Generator & QR Maker every 6 weeks. Most recently, MasterSAM OTP was updated on October 26, 2026 and QR Code Generator & QR Maker on October 27, 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.*