# yACK FAST vs QrBar

The clearest difference is in-app purchases: yACK FAST at none against QrBar's 2. yACK FAST also leads on device support (3 vs 1). QrBar's advantage is update cadence (every 4 days vs every 2 months). On price, ads and iOS requirement there is nothing between them.

Both are free to download. QrBar sells 2 in-app purchases, starting at $9.99 per 7 days. yACK FAST asks for nothing beyond the download.

yACK FAST ships an update every 2 months, QrBar every 4 days. The most recent releases landed on September 8, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | yACK FAST | QrBar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Size | 9 MB | 38 MB |
| Requires iOS | **15.6** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Serialio Ltd.](https://appshunter.io/developer/333178140) | [Shahid Nasirov](https://appshunter.io/developer/1778487437) |

## What reviewers say

### yACK FAST

[App page](https://appshunter.io/ios/app/yack-fast/id1166008825)

**Features:** macOS Compatibility

**In-app purchases:** none


### QrBar

[App page](https://appshunter.io/ios/app/qrbar-code-and-barcode-reader/id6740076613)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium | $9.99 | per 7 days |
| Premium Yearly | $69.99 | per year |


## Frequently asked questions

### Is yACK FAST free?

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

### Is QrBar free?

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

### Do yACK FAST or QrBar have ads?

Neither yACK FAST nor QrBar shows ads.

### Which is updated more often, yACK FAST or QrBar?

yACK FAST ships an update every 2 months, and QrBar every 4 days. Most recently, yACK FAST was updated on September 8, 2026 and QrBar on September 16, 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.*