# BluetoothCommand vs OpenOBD

The clearest difference is update cadence: OpenOBD at every 2 days against BluetoothCommand's every 3 weeks. On price, review sentiment, ads and in-app purchases there is nothing between them.

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

BluetoothCommand ships an update every 3 weeks, OpenOBD every 2 days. The most recent releases landed on October 7, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | BluetoothCommand | OpenOBD |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/openobd-live-car-data/id6780283561/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 days** |
| Monetization | Free | Free |
| Size | 29 MB | 36 MB |
| Requires iOS | 16.6 | **16.4** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Nariman Ibragimov](https://appshunter.io/developer/1786439104) | [Osman Cengeri](https://appshunter.io/developer/1807592099) |

## What reviewers say

### BluetoothCommand

[App page](https://appshunter.io/ios/app/bluetoothcommand/id6747451885)

Easily connect to Arduino devices via Bluetooth and send commands through a simple interface. Ideal for DIY projects, smart homes, and robotics.

**Highlights:** Simple Bluetooth connection to Arduino, User-friendly command line interface, Control devices with a few clicks, Compatible with HM-10 Bluetooth modules, Suitable for DIY, smart home, and robotics

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

**In-app purchases:** none


### OpenOBD

[App page](https://appshunter.io/ios/app/openobd-live-car-data/id6780283561)

Transform your iPhone into a real-time car dashboard. Connect an OBD2 adapter to monitor live engine data, track your trips with GPS, and diagnose fault codes with clear explanations. Explore all features in demo mode without hardware.

**Highlights:** Live engine data monitoring, Real-time speed, RPM, temperature gauges, Trip logging with GPS mapping, Read and clear diagnostic trouble codes (DTCs), Vehicle information display, Demo mode for exploration

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

**In-app purchases:** none


## Frequently asked questions

### Is BluetoothCommand free?

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

### Is OpenOBD free?

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

### Do BluetoothCommand or OpenOBD have ads?

Neither BluetoothCommand nor OpenOBD shows ads.

### Which is updated more often, BluetoothCommand or OpenOBD?

BluetoothCommand ships an update every 3 weeks, and OpenOBD every 2 days. Most recently, BluetoothCommand was updated on October 7, 2026 and OpenOBD on September 28, 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.*