# Barcode and QR Reader vs HAT

The clearest difference is ads: HAT at none against Barcode and QR Reader's shown. HAT also leads on update cadence (every 4 months vs every 111 months) and iOS requirement (11.0 vs 15.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Barcode and QR Reader ships an update every 111 months, HAT every 4 months. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Barcode and QR Reader | HAT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 111 months | **Every 4 months** |
| Size | 7 MB | 40 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | +4 | 4+ |
| Developer | [Ramalingam Sivaramakrishnan](https://appshunter.io/developer/892706271) | [hikvision](https://appshunter.io/developer/1222251068) |

## What reviewers say

### Barcode and QR Reader

[App page](https://appshunter.io/ios/app/barcode-and-qr-reader-unlimit/id1081721138)

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

**In-app purchases:** none


### HAT

[App page](https://appshunter.io/ios/app/hat-360/id6472250771)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Barcode and QR Reader free?

Barcode and QR Reader is free to download, with no in-app purchases.

### Is HAT free?

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

### Do Barcode and QR Reader or HAT have ads?

Barcode and QR Reader shows ads; HAT does not.

### Which is updated more often, Barcode and QR Reader or HAT?

Barcode and QR Reader ships an update every 111 months, and HAT every 4 months. Most recently, Barcode and QR Reader was updated on October 29, 2026 and HAT 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.*