e85Cal vs ATTC
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.
ATTC
Enhance your BMW's security and performance with an advanced anti-theft system. This device offers multiple driving modes, including an anti-theft feature that disables the accelerator pedal to prevent unauthorized use. Control it via your smartphone or a remote for a more responsive engine and potential fuel savings.
- Anti-theft mode
- Valet mode
- Multiple Power Pedal modes
- Smartphone control
- Remote control
- 10% quicker acceleration
- Fuel savings
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Give your BMW and BMW M a new way of anti-theft protection and at the same time a way better engine response with the dÄHLer Anti-Theft Throttle Commander combined with all Power Pedal features. Controlling of the dÄHLer ATTC via your smartphone is just one of the awesome features of our device. The revolutionary dÄHLer anti-theft system comes with an Anti-Theft Mode, a Valet Mode, different Power Pedal modes and is a must have if you want to protect your BMW or BMW M against theft. You control your dÄHLer Anti-Theft Throttle Commander – ATTC either with the in delivery included remote control or via your cell phone without losing sight of the essentials. In vehicles with a keyless go or a similarly functioning system, theft is carried out by means of a relay attack. The dÄHLer Anti-Theft Throttle Commander disables the accelerator pedal on the next vehicle start. This makes it impossible to rev-up the engine without having the dÄHLer remote control. It is not necessary to activate the Anti-Theft mode again after each stop. The function remains activated by default until the function is deactivated again. Selected optimization mode of the dÄHLer Anti-Theft Throttle Commander can be read at a glance as it is visualizing with a clear LED program and the device always remembers the last driver’s setting even after an engine stop. Optimized control signals also offer significant fuel savings depending on the driving mode. The dÄHLer Anti-Theft Throttle Commander actually sends the signal to the computer (BMW engine ECU) a lot quicker giving you a 10% quicker acceleration.
Screenshots
Verdict
The clearest difference is update cadence: e85Cal at every 4 months against ATTC's every 27 months. e85Cal also leads on ratings volume (35 vs 1) and iOS requirement (12.1 vs 15.2). ATTC's advantage is rating (5.0 vs 4.7). On price, ads, in-app purchases and monetization model 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.
ATTC holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: e85Cal has 35 ratings behind it against 1, so its average is the more settled of the two.
e85Cal ships an update every 4 months, ATTC every 27 months. The most recent releases landed on October 12, 2026 and October 16, 2026 respectively.
| Parameter | e85Cal | ATTC |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (35 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 35 — better | 1 |
| Update frequency | Every 4 months — better | Every 27 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 12.1 — better | 15.2 |
| Further details — not scored | ||
| Size | 15 MB | 6 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael Joe | Dähler Competition Line (Deutschland) GmbH |
Customer experience
e85Cal
ATTC
In-app purchases
e85Cal
No in-app purchases
ATTC
No in-app purchases








