# ATTC vs Casto Flasher

The clearest difference is update cadence: Casto Flasher at every 3 weeks against ATTC's every 27 months. On price, ads, in-app purchases and device support there is nothing between them.

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

ATTC ships an update every 27 months, Casto Flasher every 3 weeks. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | ATTC | Casto Flasher |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/attc/id6467386211/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 27 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 6 MB | 66 MB |
| Requires iOS | **15.2** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Dähler Competition Line (Deutschland) GmbH](https://appshunter.io/developer/1708557301) | [ZL Softare GmbH](https://appshunter.io/developer/6788573355) |

## What reviewers say

### ATTC

[App page](https://appshunter.io/ios/app/attc/id6467386211)

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

**In-app purchases:** none


### Casto Flasher

[App page](https://appshunter.io/ios/app/casto-flasher/id6797246314)

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ATTC free?

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

### Is Casto Flasher free?

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

### Do ATTC or Casto Flasher have ads?

Neither ATTC nor Casto Flasher shows ads.

### Which is updated more often, ATTC or Casto Flasher?

ATTC ships an update every 27 months, and Casto Flasher every 3 weeks. Most recently, ATTC was updated on November 3, 2026 and Casto Flasher on October 31, 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.*