# Smobi vs OpenOBD

The clearest difference is update cadence: OpenOBD at every 5 days against Smobi's every 15 months. Smobi's advantage is iOS requirement (12.0 vs 16.4). 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.

Smobi ships an update every 15 months, OpenOBD every 5 days. The most recent releases landed on October 27, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Smobi | OpenOBD |
| --- | --- | --- |
| 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 15 months | **Every 5 days** |
| Monetization | — | Free |
| Size | 11 MB | 54 MB |
| Requires iOS | **12.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Alineasol](https://appshunter.io/developer/1452822397) | [Osman Cengeri](https://appshunter.io/developer/1807592099) |

## What reviewers say

### Smobi

[App page](https://appshunter.io/ios/app/smobi/id6444006694)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Smobi free?

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

### Is OpenOBD free?

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

### Do Smobi or OpenOBD have ads?

Neither Smobi nor OpenOBD shows ads.

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

Smobi ships an update every 15 months, and OpenOBD every 5 days. Most recently, Smobi was updated on October 27, 2026 and OpenOBD on October 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.*