# e85Cal vs BimmerUtility

The clearest difference is review sentiment: e85Cal at 82% against BimmerUtility's 20%. e85Cal also leads on rating (4.7 vs 3.3) and iOS requirement (12.1 vs 14.0). 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.

e85Cal holds the better App Store score, 4.7 against 3.3. Both are backed by a comparable volume of ratings — 35 and 23 respectively. Written reviews point the same way: 82% of e85Cal's written reviews are positive against 20% of BimmerUtility's.

e85Cal ships an update every 4 months, BimmerUtility every 2 months. The most recent releases landed on July 23, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | e85Cal | BimmerUtility |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (35 ratings)](https://appshunter.io/ios/app/e85cal/id1470313135/reviews)** | [3.3 (23 ratings)](https://appshunter.io/ios/app/bimmerutility/id1659309891/reviews) |
| Number of ratings | **35** | 23 |
| Positive reviews | **81.8% of reviews** | 20.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 15 MB | 193 MB |
| Requires iOS | **12.1** | 14.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Michael Joe](https://appshunter.io/developer/1132486512) | [Robert Hebb](https://appshunter.io/developer/1659309893) |

## What reviewers say

### e85Cal

[App page](https://appshunter.io/ios/app/e85cal/id1470313135)

This app assists users in calculating the precise amounts of standard and ethanol gasoline needed to achieve a desired ethanol percentage in their fuel mix. It simplifies the process by taking into account tank size, current fuel level, and the ethanol content of available fuel types.

**Highlights:** Calculate ethanol percentage goal, Enter gas tank size, Input standard pump gas ethanol %, Input ethanol pump gas ethanol %, Set target ethanol % mix, Enter current fuel level %

**Features:** macOS Compatibility

**In-app purchases:** none


### BimmerUtility

[App page](https://appshunter.io/ios/app/bimmerutility/id1659309891)

A lightweight tool for editing vehicle configuration files like FDL, NCD, and FA. It allows users to save diagnostic reports and compare different vehicle software versions.

**Highlights:** Edit FDL, NCD, & FA files, Save diagnostic reports, Compare SVT & NCD files, Lightweight toolset

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is e85Cal free?

e85Cal is free to download, with no in-app purchases.

### Is BimmerUtility free?

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

### Which has better reviews, e85Cal or BimmerUtility?

e85Cal is rated higher. e85Cal averages 4.7 out of 5 from 35 ratings, while BimmerUtility averages 3.3 from 23 ratings.

### Do e85Cal or BimmerUtility have ads?

Neither e85Cal nor BimmerUtility shows ads.

### Which is updated more often, e85Cal or BimmerUtility?

e85Cal ships an update every 4 months, and BimmerUtility every 2 months. Most recently, e85Cal was updated on July 23, 2026 and BimmerUtility on September 23, 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.*