# QR & Barcode Reader for iPhone vs Math Helper AI Solver Math.OK

The clearest difference is update cadence: QR & Barcode Reader for iPhone at every 4 days against Math Helper AI Solver Math.OK's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. QR & Barcode Reader for iPhone sells 2 in-app purchases, starting at $9.99 per 7 days and Math Helper AI Solver Math.OK sells 2 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

QR & Barcode Reader for iPhone ships an update every 4 days, Math Helper AI Solver Math.OK monthly. The most recent releases landed on October 25, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | QR & Barcode Reader for iPhone | Math Helper AI Solver Math.OK |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Monthly |
| Size | 39 MB | 28 MB |
| Requires iOS | **15.0** | 16 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mariia Vasylenko](https://appshunter.io/developer/1745105751) | [Saige Pfeffer](https://appshunter.io/developer/1831219275) |

## What reviewers say

### QR & Barcode Reader for iPhone

[App page](https://appshunter.io/ios/app/qr-and-barcode-reader-for-iphone/id6741798851)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $9.99 | per 7 days |
| Premium | $39.99 | per year |


### Math Helper AI Solver Math.OK

[App page](https://appshunter.io/ios/app/math-helper-ai-solver-mathok/id6749571162)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MathSolver Weekly | $7.99 | per 7 days |
| Math Helper AI Solver Math.OK | $8.99 | per 7 days |


## Frequently asked questions

### Is QR & Barcode Reader for iPhone free?

QR & Barcode Reader for iPhone is free to download, with in-app purchases available.

### Is Math Helper AI Solver Math.OK free?

Math Helper AI Solver Math.OK is free to download, with in-app purchases available.

### Do QR & Barcode Reader for iPhone or Math Helper AI Solver Math.OK have ads?

Both QR & Barcode Reader for iPhone and Math Helper AI Solver Math.OK show ads.

### Which is updated more often, QR & Barcode Reader for iPhone or Math Helper AI Solver Math.OK?

QR & Barcode Reader for iPhone ships an update every 4 days, and Math Helper AI Solver Math.OK monthly. Most recently, QR & Barcode Reader for iPhone was updated on October 25, 2026 and Math Helper AI Solver Math.OK on October 28, 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.*