# eFlexApp vs BiomotorsApp

The clearest difference is update cadence: BiomotorsApp at weekly against eFlexApp's monthly. BiomotorsApp also leads on review sentiment (40% vs 25%) and device support (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

eFlexApp ships an update monthly, BiomotorsApp weekly. The most recent releases landed on October 24, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | eFlexApp | BiomotorsApp |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.2 (10 ratings)](https://appshunter.io/ios/app/eflexapp/id1526677191/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 25.0% of reviews | **40.4% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Weekly** |
| Monetization | Free | Free |
| Size | 53 MB | 84 MB |
| Requires iOS | 26.6 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [StepOne Tech Ltd](https://appshunter.io/developer/1388519134) | [BIOMOTORS](https://appshunter.io/developer/1535971491) |

## What reviewers say

### eFlexApp

[App page](https://appshunter.io/ios/app/eflexapp/id1526677191)

Monitor your eFlexFuel device in real-time, with features varying by device version. Adjust settings like language, temperature units, and theme. Track ethanol content, engine temperature, and more, depending on your specific eFlexFuel model.

**Highlights:** Real-time device monitoring, Adjustable settings (language, temp, theme), Ethanol content tracking, Engine temperature monitoring, Device status checks, Bluetooth connectivity

**Features:** Vision Pro support

**In-app purchases:** none


### 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


## Frequently asked questions

### Is eFlexApp free?

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

### Is BiomotorsApp free?

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

### Do eFlexApp or BiomotorsApp have ads?

Neither eFlexApp nor BiomotorsApp shows ads.

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

eFlexApp ships an update monthly, and BiomotorsApp weekly. Most recently, eFlexApp was updated on October 24, 2026 and BiomotorsApp on October 22, 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.*