# Calculator vs Qr code Scanner

The clearest difference is update cadence: Qr code Scanner at weekly against Calculator's every 3 weeks. Qr code Scanner also leads on iOS requirement (13.0 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Calculator sells 4 in-app purchases, starting at $0.99 per 7 days and Qr code Scanner sells 3 in-app purchases, starting at $9.00 per 7 days. Whichever you choose, the download price is not the number that matters.

Calculator ships an update every 3 weeks, Qr code Scanner weekly. The most recent releases landed on September 14, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Calculator | Qr code Scanner |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Weekly** |
| Size | 8 MB | 53 MB |
| Requires iOS | 18.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 9+ |
| Developer | [卫军 赵](https://appshunter.io/developer/1771299858) | [海瑶 麦](https://appshunter.io/developer/1826611584) |

## What reviewers say

### Calculator

[App page](https://appshunter.io/ios/app/calculator-supercalc-multifu/id6737301186)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 超算-周VIP订阅服务 | $0.99 | per 7 days |
| 超算-月VIP订阅服务 | $3.99 | per month |
| 超算-年VIP订阅服务 | $14.99 | per year |
| 超算-永久VIP服务 | $17.99 | one-time |


### Qr code Scanner

[App page](https://appshunter.io/ios/app/qr-code-scannerqr-code/id6748816022)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Members | $9.00 | per 7 days |
| Monthly Membership | $15.00 | one-time |
| Annual Membership | $50.00 | one-time |


## Frequently asked questions

### Is Calculator free?

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

### Is Qr code Scanner free?

Qr code Scanner is free to download, with in-app purchases available.

### Do Calculator or Qr code Scanner have ads?

Neither Calculator nor Qr code Scanner shows ads.

### Which is updated more often, Calculator or Qr code Scanner?

Calculator ships an update every 3 weeks, and Qr code Scanner weekly. Most recently, Calculator was updated on September 14, 2026 and Qr code Scanner on September 18, 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.*