Comparison

e85Cal vs ATTC

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

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.

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
Read full description

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.

About

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.

Highlights
  • Anti-theft mode
  • Valet mode
  • Multiple Power Pedal modes
  • Smartphone control
  • Remote control
  • 10% quicker acceleration
  • Fuel savings
Read full description

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

e85Cal2 screens
ATTC2 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
e85Cal versus ATTC: the parameters behind the verdict, then further details
Parametere85CalATTC
PriceFreeFree
Rating4.7 (35 ratings)5.0 (1 ratings) — better
Positive reviews83.3% of reviews—
Number of ratings35 — better1
Update frequencyEvery 4 months — betterEvery 27 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.1 — better15.2
Further details — not scored
Size15 MB6 MB
Age rating4+4+
DeveloperMichael JoeDähler Competition Line (Deutschland) GmbH

Customer experience

e85Cal

All ratings35 ratings
Positive91.4%
Neutral0.0%
Negative8.6%
Written reviews12 reviews
Positive83.3%
Neutral0.0%
Negative16.7%

ATTC

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

e85Cal

No in-app purchases

None

ATTC

No in-app purchases

Questions

Is e85Cal free?
e85Cal is free to download, with no in-app purchases.
Is ATTC free?
ATTC is free to download, with no in-app purchases.
Which has better reviews, e85Cal or ATTC?
ATTC is rated higher. e85Cal averages 4.7 out of 5 from 35 ratings, while ATTC averages 5.0 from 1 ratings.
Do e85Cal or ATTC have ads?
Neither e85Cal nor ATTC shows ads.
Which is updated more often, e85Cal or ATTC?
e85Cal ships an update every 4 months, and ATTC every 27 months. Most recently, e85Cal was updated on October 12, 2026 and ATTC on October 16, 2026.

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