# Tuning vs ATTC

The clearest difference is rating: ATTC at 5.0 against Tuning's 2.4. Tuning's advantage is update cadence (every 2 months vs every 27 months) and ratings volume (29 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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 2.4. That said, the two scores are not equally well evidenced: Tuning has 29 ratings behind it against 1, so its average is the more settled of the two.

Tuning ships an update every 2 months, ATTC every 27 months. The most recent releases landed on June 10, 2026 and June 2, 2026 respectively.

## The numbers

| Metric | Tuning | ATTC |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.4 (29 ratings)](https://appshunter.io/ios/app/tuning-pro/id1508035080/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/attc/id6467386211/reviews)** |
| Number of ratings | **29** | 1 |
| Positive reviews | 20.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 27 months |
| Monetization | Free | Free |
| Size | 31 MB | 6 MB |
| Requires iOS | **12.2** | 15.2 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Smart Vehicle Engineering GmbH](https://appshunter.io/developer/1508035079) | [Dähler Competition Line (Deutschland) GmbH](https://appshunter.io/developer/1708557301) |

## What reviewers say

### Tuning

[App page](https://appshunter.io/ios/app/tuning-pro/id1508035080)

Enhance your car's performance with a tuning module. Adjust settings to match your vehicle and driving style, with modes like Eco, Sport, and Race. Receive instant updates for your car's configuration and the tuning chip's software.

**Highlights:** Car tuning module, Customizable settings, Eco, Sport, Race driving modes, Instant software updates, Product support

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Tuning free?

Tuning 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, Tuning or ATTC?

ATTC is rated higher. Tuning averages 2.4 out of 5 from 29 ratings, while ATTC averages 5.0 from 1 ratings.

### Do Tuning or ATTC have ads?

Neither Tuning nor ATTC shows ads.

### Which is updated more often, Tuning or ATTC?

Tuning ships an update every 2 months, and ATTC every 27 months. Most recently, Tuning was updated on June 10, 2026 and ATTC on June 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*