# BiomotorsApp vs KeyQR

The clearest difference is iOS requirement: BiomotorsApp at 15.0 against KeyQR's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

BiomotorsApp ships an update weekly, KeyQR every 4 days. The most recent releases landed on October 22, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | BiomotorsApp | KeyQR |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 40.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | **Every 4 days** |
| Monetization | Free | — |
| Size | 84 MB | 4 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [BIOMOTORS](https://appshunter.io/developer/1535971491) | [Jean-Yves Nocart](https://appshunter.io/developer/1852806245) |

## What reviewers say

### BiomotorsApp

[App page](https://appshunter.io/ios/app/biomotorsapp/id1565373210)

This app connects to your BIOFleX Connect® device to help you save money by driving with Superethanol-E85. Track your E85 fuel history to calculate savings and find E85 stations and authorized installers across France. Professionals can access vehicle data and system settings.

**Highlights:** Connect to BIOFleX Connect®, Calculate E85 fuel savings, View fuel history, Find E85 stations, Locate authorized installers, Professional installer portal

**Features:** macOS Compatibility

**In-app purchases:** none


### KeyQR

[App page](https://appshunter.io/ios/app/keyqr/id6783452150)

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

**In-app purchases:** none


## Frequently asked questions

### Is BiomotorsApp free?

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

### Is KeyQR free?

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

### Do BiomotorsApp or KeyQR have ads?

Neither BiomotorsApp nor KeyQR shows ads.

### Which is updated more often, BiomotorsApp or KeyQR?

BiomotorsApp ships an update weekly, and KeyQR every 4 days. Most recently, BiomotorsApp was updated on October 22, 2026 and KeyQR on October 5, 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.*