e85Cal vs BimmerUtility
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
e85Cal
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.
- 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 %
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e85Cal help you calculate your ethanol percentage goal. It fast, simple, and easy to use. Just enter the following information: 1) How big is your gas tank? 2) What is the ethanol % in the standard pump gas? 3) What is the ethanol % in the ethanol pump gas? 4) What is your target ethanol % mix goal? 5) What is your current ethanol % min in your vehicle? 6) What is your current fuel level % in your vehicle? Results will display how many gallons or liters of standard and ethanol gas to pump in your vehicle based on your input.
BimmerUtility
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.
- Edit FDL, NCD, & FA files
- Save diagnostic reports
- Compare SVT & NCD files
- Lightweight toolset
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A simple lightweight toolset to help you edit your FDL, NCD & FA files. Save diagnostic reports, compare SVT & NCD files & more.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | e85Cal | BimmerUtility |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (35 ratings) — better | 3.3 (23 ratings) |
| Positive reviews | 81.8% of reviews — better | 20.0% of reviews |
| Number of ratings | 35 — better | 23 |
| Update frequency | Every 4 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 12.1 — better | 14.0 |
| Further details — not scored | ||
| Size | 15 MB | 193 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael Joe | Robert Hebb |
Customer experience
e85Cal
BimmerUtility
In-app purchases
e85Cal
No in-app purchases
BimmerUtility
No in-app purchases
