# BimmerCode vs TuneBoss ECU

The clearest difference is rating: BimmerCode at 4.7 against TuneBoss ECU's 3.5. BimmerCode also leads on ratings volume (21K vs 2) and review sentiment (59% vs 41%). TuneBoss ECU's advantage is in-app purchases (none vs 2) and update cadence (every 2 weeks vs every 2 months). On price, ads and device support there is nothing between them.

Both are free to download. BimmerCode sells 2 one-off in-app purchases. TuneBoss ECU asks for nothing beyond the download.

BimmerCode holds the better App Store score, 4.7 against 3.5. That said, the two scores are not equally well evidenced: BimmerCode has 21K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 59% of BimmerCode's written reviews are positive against 41% of TuneBoss ECU's.

BimmerCode ships an update every 2 months, TuneBoss ECU every 2 weeks. The most recent releases landed on September 27, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | BimmerCode | TuneBoss ECU |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (21K ratings)](https://appshunter.io/ios/app/bimmercode/id1130787459/reviews)** | [3.5 (2 ratings)](https://appshunter.io/ios/app/tuneboss-ecu/id1593810669/reviews) |
| Number of ratings | **21K** | 2 |
| Positive reviews | **58.9% of reviews** | 40.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | **Free** |
| Best chart rank | **#97** | — |
| Size | 87 MB | 66 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SG Software GmbH & Co. KG](https://appshunter.io/developer/441701490) | [FSR Technology](https://appshunter.io/developer/1593810671) |

## What reviewers say

### BimmerCode

[App page](https://appshunter.io/ios/app/bimmercode/id1130787459)

**Currently charting:** #97 Top Grossing · Productivity (US App Store)

Unlock hidden features and customize your BMW, MINI, or Toyota Supra. This app allows you to individually configure your vehicle for a personalized driving experience. Requires a compatible OBD adapter.

**Highlights:** Code BMW, MINI, Toyota Supra, Discover hidden features, Individual vehicle configuration, Personalize driving experience, Supports a wide range of models, Requires OBD adapter

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BimmerCode Full Version Motorcycle | $19.99 | one-time |
| BimmerCode Full Version | $49.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Excellent customization options
- 💡 Useful for coding BMW features
- 🚀 Works as advertised
- 👍 Intuitive interface

**What reviewers complain about**

- 🔒 Requires paid version to unlock full functionality
- 🐛 Compatibility issues with some BMW models
- 🐛 Occasional connection problems
- 🐛 Coding can cause unintended issues
- 🐛 Expert mode is in German, not English

**Reported bugs**

- Coding can deactivate important safety features
- App crashes during coding process
- Coding changes not always reversible

**Requested features**

- Ability to backup and restore settings to cloud
- More detailed instructions and documentation
- Support for older BMW models
- Translate expert mode to English
- Add more coding options for newer BMW models


### TuneBoss ECU

[App page](https://appshunter.io/ios/app/tuneboss-ecu/id1593810669)

This application is for advanced users and requires a specific TuneBoss ECU unit (sold separately). It is designed for use with authorized tuning centers and comes with a disclaimer for use at your own risk.

**Highlights:** Requires TuneBoss ECU unit, For advanced users, Support for authorized tuning centers, Use at own risk disclaimer

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

**In-app purchases:** none


## Frequently asked questions

### Is BimmerCode free?

BimmerCode is free to download, with in-app purchases available.

### Is TuneBoss ECU free?

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

### Which has better reviews, BimmerCode or TuneBoss ECU?

BimmerCode is rated higher. BimmerCode averages 4.7 out of 5 from 21K ratings, while TuneBoss ECU averages 3.5 from 2 ratings.

### Do BimmerCode or TuneBoss ECU have ads?

Neither BimmerCode nor TuneBoss ECU shows ads.

### Which is updated more often, BimmerCode or TuneBoss ECU?

BimmerCode ships an update every 2 months, and TuneBoss ECU every 2 weeks. Most recently, BimmerCode was updated on September 27, 2026 and TuneBoss ECU on September 26, 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.*