# Rheosoft OBD2 vs OBD2+

The clearest difference is iOS requirement: OBD2+ at 17.0 against Rheosoft OBD2's 26.0. 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.

## The numbers

| Metric | Rheosoft OBD2 | OBD2+ |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 3 MB | 2 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [James Mittler II](https://appshunter.io/developer/1840960038) | [Hirofumi Matsuyama](https://appshunter.io/developer/1543520790) |

## What reviewers say

### Rheosoft OBD2

[App page](https://appshunter.io/ios/app/rheosoft-obd2/id6754894819)

**Features:** macOS Compatibility

**In-app purchases:** none


### OBD2+

[App page](https://appshunter.io/ios/app/obd2-plus/id6808844440)

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

**In-app purchases:** none


## Frequently asked questions

### Is Rheosoft OBD2 free?

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

### Is OBD2+ free?

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

### Do Rheosoft OBD2 or OBD2+ have ads?

Neither Rheosoft OBD2 nor OBD2+ shows ads.

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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.*