# OpenBimmer

> OpenBimmer (iPhone/iPad app by Codext GmbH.)

- Source: https://appshunter.io/ios/app/openbimmer/id6820397126 (this page in markdown: same URL + `.md`)
- Developer: [Codext GmbH](https://appshunter.io/developer/1488755999)
- Category: Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 16.4 · 47 MB
- Languages: English
- Released: 2026-10-08
- Data updated: 2026-10-10

## What is OpenBimmer?

OpenBimmer turns a Bluetooth LE OBD adapter into a live dashboard, data logger and diagnostics tool. It is built for BMW turbo engines (N54, N55, B58, S55, N13, S58, S63) and works with any car that has an OBD-II port.

LIVE GAUGES
- Boost against target, ignition timing, intake, coolant and oil temperature, lambda and AFR, fuel rail pressure, load and more
- Peak hold, min and max for every value and a shift light that follows your engine's redline
- Choose what every gauge shows

DATA LOGS
- Record pulls with up to 34 channels
- Scrub through them on a multi-channel chart
- Export CSV for datazap or a spreadsheet

DIAGNOSE
- Read stored, pending and permanent engine fault codes with descriptions
- Clear codes, check readiness monitors, read the VIN and battery voltage

PERFORMANCE TIMER
- 0-100 km/h, 100-200 km/h, 0-60 mph, 60-130 mph, 1/8 and 1/4 mile
- GPS or OBD speed, history and best times

FREE, OPEN SOURCE, PRIVATE
- No account, no ads, no tracking. Your data stays on your phone.
- Source code: github.com/openbimmer/openbimmer (MIT license)

WHAT YOU NEED
An ELM327-compatible Bluetooth LE adapter, for example Vgate iCar Pro BLE, Veepeak OBDCheck BLE, vLinker BLE or OBDLink CX. No adapter yet? The built-in demo adapter lets you try everything.

OpenBimmer reads standardised OBD-II data and never writes software to your car. Never use the app while driving. OpenBimmer is an independent community project and not affiliated with BMW AG. BMW and the engine names are trademarks of their owners and are only used to describe compatibility.

## Is OpenBimmer safe?

Not enough ratings yet to assess OpenBimmer.

## Is OpenBimmer legit?

OpenBimmer appears legitimate, with a few gaps. The AppsHunter Legitimacy Score for OpenBimmer is 65 out of 100 points across 7 verification signals from App Store and developer data.


## Version history (last 1 release)

### 1.0.0 — 2026-10-08

No release notes.

## More apps by Codext GmbH

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All apps by Codext GmbH: https://appshunter.io/developer/1488755999

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-10-10.*