Comparison

ATTC vs ByteFlasher

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

Head to head
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.

About

ByteFlasher

Unlock your vehicle's performance potential with this mobile tuning solution. Optimize horsepower, torque, and fuel efficiency wirelessly. Diagnose and clear engine trouble codes with ease.

Highlights
  • Stage 1 & Stage 2 Performance Tunes
  • Advanced Customization Options
  • Unlimited Tune Adjustments
  • Wireless OBD2 Connectivity
  • Read & Clear DTCs
  • Data-Driven Performance Tuning
Read full description

ByteFlasher – Unlock Your DME’s True Potential! Performance Tuning Made Simple ByteFlasher is the ultimate mobile tuning solution for bimmer enthusiasts. Using our intuitive app and wireless OBD2 adapter, you can unleash hidden horsepower, enhance torque, and optimize fuel efficiency—all from your smartphone! Features & Capabilities - Stage 1 & Stage 2 Performance Tunes – Maximize your car’s power and response - Advanced Customization – Adjust engine speed, throttle response, burble tuning, launch control & more - Unlimited Tune Adjustments – Modify your tune as many times as you want without extra costs - Seamless Wireless Connectivity – No need for a laptop or cables - Read & Clear DTCs – Diagnose and reset engine trouble codes instantly - Data-Driven Performance – Our performance tunes are backed by meticulous testing - Security & Reliability – Industry-leading safety protocols for worry-free tuning - Designed in the USA – Engineered with quality and performance in mind How It Works 1. Purchase the ByteFlasher Wireless Adapter from our store (required for app functionality) 2. Plug the adapter into your cars’s OBD2 port 3. Connect your smartphone via WiFi 4. Choose your tune & customize settings 5. Flash your DME in minutes and experience the difference! Designed for Bimmer Enthusiasts ByteFlasher supports a range of classic bimmer vehicles including the E46 M3. More models coming soon! Important Note The ByteFlasher app is free to download, but it requires the purchase of the ByteFlasher wireless adapter for full functionality. Without the adapter, the app will not be able to connect to your vehicle. For more information, visit our website at byteflasher.com. Get Started Today! Transform your driving experience with ByteFlasher—the fastest, easiest way to tune your DME. Download now!

Screenshots

ATTC2 screens
ByteFlasher4 screens

Verdict

The call

The clearest difference is update cadence: ByteFlasher at monthly against ATTC's every 27 months. On price, rating, ratings volume 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

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

On the App Store both sit at effectively the same score — 5.0 for ATTC against 5.0 for ByteFlasher. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

UpkeepUpdate frequency

ATTC ships an update every 27 months, ByteFlasher monthly. The most recent releases landed on September 30, 2026 and September 28, 2026 respectively.

Scorecard1 real difference · 8 level
ATTC versus ByteFlasher: the parameters behind the verdict, then further details
ParameterATTCByteFlasher
PriceFreeFree
Rating5.0 (1 ratings)5.0 (2 ratings)
Number of ratings12 — better
Update frequencyEvery 27 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.215.0 — better
Further details — not scored
Size6 MB70 MB
Age rating4+4+
DeveloperDähler Competition Line (Deutschland) GmbHRenovelo LLC

Customer experience

ATTC

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

ByteFlasher

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

ATTC

No in-app purchases

None

ByteFlasher

No in-app purchases

Questions

Is ATTC free?
ATTC is free to download, with no in-app purchases.
Is ByteFlasher free?
ByteFlasher is free to download, with no in-app purchases.
Which has better reviews, ATTC or ByteFlasher?
ATTC and ByteFlasher are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.
Do ATTC or ByteFlasher have ads?
Neither ATTC nor ByteFlasher shows ads.
Which is updated more often, ATTC or ByteFlasher?
ATTC ships an update every 27 months, and ByteFlasher monthly. Most recently, ATTC was updated on September 30, 2026 and ByteFlasher on September 28, 2026.

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