# OBD2 Logger vs OpenOBD

The clearest difference is update cadence: OpenOBD at every 2 days against OBD2 Logger's every 6 weeks. 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.

OBD2 Logger ships an update every 6 weeks, OpenOBD every 2 days. The most recent releases landed on October 4, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | OBD2 Logger | 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 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 2 days** |
| Monetization | — | Free |
| Size | 3 MB | 36 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [Daehyun Nam](https://appshunter.io/developer/919392206) | [Osman Cengeri](https://appshunter.io/developer/1807592099) |

## What reviewers say

### OBD2 Logger

[App page](https://appshunter.io/ios/app/obd2-logger/id6766004425)

**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 OBD2 Logger free?

OBD2 Logger is free to download, with no in-app purchases.

### Is OpenOBD free?

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

### Do OBD2 Logger or OpenOBD have ads?

Neither OBD2 Logger nor OpenOBD shows ads.

### Which is updated more often, OBD2 Logger or OpenOBD?

OBD2 Logger ships an update every 6 weeks, and OpenOBD every 2 days. Most recently, OBD2 Logger was updated on October 4, 2026 and OpenOBD on October 13, 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.*