# OpenOBD vs TScanPro

The clearest difference is update cadence: OpenOBD at every 5 days against TScanPro's monthly. 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.

OpenOBD ships an update every 5 days, TScanPro monthly. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | OpenOBD | TScanPro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4 ratings)](https://appshunter.io/ios/app/openobd-obd2-car-scanner/id6780283561/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Monthly |
| Monetization | Free | — |
| Size | 54 MB | 16 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Osman Cengeri](https://appshunter.io/developer/1807592099) | [Matt Kinny](https://appshunter.io/developer/6780922555) |

## What reviewers say

### OpenOBD

[App page](https://appshunter.io/ios/app/openobd-obd2-car-scanner/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, iPhone Duo support

**In-app purchases:** none


### TScanPro

[App page](https://appshunter.io/ios/app/tscanpro/id6789768245)

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

**In-app purchases:** none


## Frequently asked questions

### Is OpenOBD free?

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

### Is TScanPro free?

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

### Do OpenOBD or TScanPro have ads?

Neither OpenOBD nor TScanPro shows ads.

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

OpenOBD ships an update every 5 days, and TScanPro monthly. Most recently, OpenOBD was updated on October 28, 2026 and TScanPro on October 24, 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.*