# OBD2 Test (Potenza Drive) vs EngineForge

The clearest difference is ads: EngineForge at none against OBD2 Test (Potenza Drive)'s shown. On price, in-app purchases, device support and iOS requirement 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 | OBD2 Test (Potenza Drive) | EngineForge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | — |
| Size | 27 MB | 1 MB |
| Requires iOS | 16.6 | **16.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Miguel Dias](https://appshunter.io/developer/1759765440) | [Shamim Pirzada](https://appshunter.io/developer/6772596010) |

## What reviewers say

### OBD2 Test (Potenza Drive)

[App page](https://appshunter.io/ios/app/obd2-test-potenza-drive/id6587583380)

**Features:** macOS Compatibility

**In-app purchases:** none


### EngineForge

[App page](https://appshunter.io/ios/app/engineforge/id6785618573)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OBD2 Test (Potenza Drive) free?

OBD2 Test (Potenza Drive) is free to download, with no in-app purchases.

### Is EngineForge free?

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

### Do OBD2 Test (Potenza Drive) or EngineForge have ads?

OBD2 Test (Potenza Drive) shows ads; EngineForge does not.

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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.*