# ProScan vs QR Shield

The clearest difference is in-app purchases: ProScan at none against QR Shield's 3. ProScan also leads on ads (none vs shown) and device support (3 vs 1). QR Shield's advantage is update cadence (every 5 days vs every 27 months). On price there is nothing between them.

Both are free to download. QR Shield sells 3 one-off in-app purchases. ProScan asks for nothing beyond the download.

ProScan ships an update every 27 months, QR Shield every 5 days. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ProScan | QR Shield |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 27 months | **Every 5 days** |
| Size | 9 MB | 7 MB |
| Requires iOS | **12.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 17+ |
| Developer | [Atmit SAL](https://appshunter.io/developer/1114282492) | [Sports Stats Limited](https://appshunter.io/developer/1481193925) |

## What reviewers say

### ProScan

[App page](https://appshunter.io/ios/app/proscan-mobile-barcode-reader/id1136617702)

**Features:** macOS Compatibility

**In-app purchases:** none


### QR Shield

[App page](https://appshunter.io/ios/app/qr-shield-qr-code-checker/id6736943203)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 25 Credits | $1.99 | one-time |
| Remove Ads | $1.99 | one-time |
| 100 Credits | $4.99 | one-time |


## Frequently asked questions

### Is ProScan free?

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

### Is QR Shield free?

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

### Do ProScan or QR Shield have ads?

QR Shield shows ads; ProScan does not.

### Which is updated more often, ProScan or QR Shield?

ProScan ships an update every 27 months, and QR Shield every 5 days. Most recently, ProScan was updated on November 2, 2026 and QR Shield 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.*