# Fuel vs E85 Content

The clearest difference is review sentiment: Fuel at 50% against E85 Content's 0%. E85 Content's advantage is rating (3.4 vs 3.1). On price, ratings volume, update cadence and ads there is nothing between them.

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

E85 Content holds the better App Store score, 3.4 against 3.1. Both are backed by a comparable volume of ratings — 33 and 12 respectively. Written reviews complicate that: 50% of Fuel's written reviews are positive against 0% of E85 Content's, so the app with the better star average is not the one people write more warmly about.

Fuel ships an update every 10 months, E85 Content every 17 months. The most recent releases landed on October 6, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Fuel | E85 Content |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.1 (33 ratings)](https://appshunter.io/ios/app/fuel-it-eca/id1004246767/reviews) | **[3.4 (12 ratings)](https://appshunter.io/ios/app/e85-content/id1252861855/reviews)** |
| Number of ratings | **33** | 12 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 10 months** | Every 17 months |
| Monetization | Free | Free |
| Size | 20 MB | 8 MB |
| Requires iOS | 13.4 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dmac Mobile Developments, LLC](https://appshunter.io/developer/372235786) | [Delicious Tuning](https://appshunter.io/developer/1252861854) |

## What reviewers say

### Fuel

[App page](https://appshunter.io/ios/app/fuel-it-eca/id1004246767)

Monitor your vehicle's ethanol concentration and fuel temperature in real-time. This app wirelessly connects to a compatible Bluetooth module, freeing up your device's port for simultaneous charging and monitoring. It includes an ethanol fill-up concentration calculator and customizable display views.

**Highlights:** Real-time ethanol concentration monitoring, Real-time fuel temperature monitoring, Wireless Bluetooth connectivity, Ethanol fill-up concentration calculator, Fahrenheit or Celsius display options, Two display views

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

**In-app purchases:** none


### E85 Content

[App page](https://appshunter.io/ios/app/e85-content/id1252861855)

This application displays real-time ethanol content and fuel pressure for your vehicle's fuel system. It requires a specific Bluetooth plugin kit and is compatible with a range of vehicles, with ongoing development for expansion.

**Highlights:** Real-time ethanol content display, Real-time fuel pressure display, Requires Flex Fuel Bluetooth plugin kit, Compatible with various vehicles, Ongoing development and expansion

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Fuel free?

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

### Is E85 Content free?

E85 Content is free to download, with no in-app purchases.

### Which has better reviews, Fuel or E85 Content?

E85 Content is rated higher. Fuel averages 3.1 out of 5 from 33 ratings, while E85 Content averages 3.4 from 12 ratings.

### Do Fuel or E85 Content have ads?

Neither Fuel nor E85 Content shows ads.

### Which is updated more often, Fuel or E85 Content?

Fuel ships an update every 10 months, and E85 Content every 17 months. Most recently, Fuel was updated on October 6, 2026 and E85 Content on September 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.*