# Qr reader 2021 vs QR Controller

The clearest difference is in-app purchases: QR Controller at none against Qr reader 2021's 1. Qr reader 2021's advantage is iOS requirement (11.0 vs 16.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Qr reader 2021 sells 1 one-off in-app purchase. QR Controller asks for nothing beyond the download.

Qr reader 2021 ships an update every 4 months, QR Controller every 3 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Qr reader 2021 | QR Controller |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | — | Ad-supported |
| Size | 34 MB | 9 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [AMARDEEP DHILLON](https://appshunter.io/developer/999752727) | [Mijin Kim](https://appshunter.io/developer/1717382242) |

## What reviewers say

### Qr reader 2021

[App page](https://appshunter.io/ios/app/qr-reader-2021/id1553497179)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $0.99 | one-time |


### QR Controller

[App page](https://appshunter.io/ios/app/qr-controller/id6738270501)

Easily create, scan, and save QR codes without an internet connection. Customize codes with your domain or plain text. Manage all your generated QR codes within the app.

**Highlights:** QR code generation, QR code scanning, Offline functionality, Save and manage QR codes, Customizable QR codes

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

**In-app purchases:** none


## Frequently asked questions

### Is Qr reader 2021 free?

Qr reader 2021 is free to download, with in-app purchases available.

### Is QR Controller free?

QR Controller is free to download, with no in-app purchases.

### Do Qr reader 2021 or QR Controller have ads?

Both Qr reader 2021 and QR Controller show ads.

### Which is updated more often, Qr reader 2021 or QR Controller?

Qr reader 2021 ships an update every 4 months, and QR Controller every 3 months. Most recently, Qr reader 2021 was updated on November 3, 2026 and QR Controller on October 30, 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.*