# eFlexApp vs Demtech

eFlexApp and Demtech are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

## The numbers

| Metric | eFlexApp | Demtech |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.4 (8 ratings)](https://appshunter.io/ios/app/eflexapp/id1526677191/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | — |
| Monetization | Free | — |
| Size | 58 MB | 20 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [StepOne Tech Ltd](https://appshunter.io/developer/1388519134) | [Demeyere](https://appshunter.io/developer/1577187009) |

## 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

**In-app purchases:** none


### Demtech

[App page](https://appshunter.io/ios/app/demtech/id6752247113)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is eFlexApp free?

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

### Is Demtech free?

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

### Do eFlexApp or Demtech have ads?

Neither eFlexApp nor Demtech shows ads.

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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.*