# QR Code Reader vs Ai Calculator

The clearest difference is device support: QR Code Reader at 4 against Ai Calculator's 2. QR Code Reader also leads on iOS requirement (15.0 vs 26.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. QR Code Reader sells 4 in-app purchases, starting at $7.99 per 7 days and Ai Calculator sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

QR Code Reader ships an update every 10 days, Ai Calculator weekly. The most recent releases landed on October 24, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | QR Code Reader | Ai Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (128 ratings)](https://appshunter.io/ios/app/qr-code-reader/id6469319539/reviews)** | — |
| Number of ratings | **128** | — |
| Positive reviews | 24.1% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Weekly** |
| Monetization | Subscription | — |
| Size | 53 MB | 22 MB |
| Requires iOS | **15.0** | 26.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lilucat](https://appshunter.io/developer/1676061700) | [Darshankumar Ramani](https://appshunter.io/developer/6808553341) |

## What reviewers say

### QR Code Reader

[App page](https://appshunter.io/ios/app/qr-code-reader/id6469319539)

Easily scan and interpret various QR codes, including URLs, Wi-Fi, and contact information. Generate custom QR codes for social media, websites, and more. Seamlessly integrate codes into Apple Wallet and widgets, with a convenient scan history and backup feature.

**Highlights:** Scan all QR code types, Generate custom QR codes, Integrate codes into Apple Wallet, Add codes to Widgets, Scan from images, Scan history and backup

**Features:** Family Sharing, Apple Wallet

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| QR Code Scanner | $7.99 | per 7 days |
| QR Code Reader | $29.99 | per year |
| QR Code Reader | Free | one-time |
| QR Code Scanner | $59.99 | one-time |


### Ai Calculator

[App page](https://appshunter.io/ios/app/ai-calculator-math-scanner/id6816499933)

**Features:** iPhone Duo support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly: More AI & Themes | $3.99 | per month |
| Pro Yearly: More AI & Themes | $24.99 | per year |
| Pro Lifetime: More AI, Themes | $49.99 | one-time |


## Frequently asked questions

### Is QR Code Reader free?

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

### Is Ai Calculator free?

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

### Do QR Code Reader or Ai Calculator have ads?

Neither QR Code Reader nor Ai Calculator shows ads.

### Which is updated more often, QR Code Reader or Ai Calculator?

QR Code Reader ships an update every 10 days, and Ai Calculator weekly. Most recently, QR Code Reader was updated on October 24, 2026 and Ai Calculator on October 31, 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.*