# QrFusion Scan vs BMI Calculator

The clearest difference is update cadence: QrFusion Scan at every 4 days against BMI Calculator's every 8 months. On price, ads, 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.

QrFusion Scan ships an update every 4 days, BMI Calculator every 8 months. The most recent releases landed on September 23, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | QrFusion Scan | BMI Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Every 8 months |
| Size | 39 MB | 24 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Dacheng Employment Agency](https://appshunter.io/developer/1758690514) | [Hong Kong Delightful Limited](https://appshunter.io/developer/1766018616) |

## What reviewers say

### QrFusion Scan

[App page](https://appshunter.io/ios/app/qrfusion-scan/id6737186734)

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

**In-app purchases:** none


### BMI Calculator

[App page](https://appshunter.io/ios/app/bmi-calculator-bmi-tracker/id6737463715)

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

**In-app purchases:** none


## Frequently asked questions

### Is QrFusion Scan free?

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

### Is BMI Calculator free?

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

### Do QrFusion Scan or BMI Calculator have ads?

Both QrFusion Scan and BMI Calculator show ads.

### Which is updated more often, QrFusion Scan or BMI Calculator?

QrFusion Scan ships an update every 4 days, and BMI Calculator every 8 months. Most recently, QrFusion Scan was updated on September 23, 2026 and BMI Calculator on September 20, 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.*