# OBD2 Logger vs ForgePilot Diagnostics

The clearest difference is update cadence: ForgePilot Diagnostics at fortnightly against OBD2 Logger's every 6 weeks. ForgePilot Diagnostics also leads on device support (3 vs 1) and iOS requirement (15.1 vs 17.0). On price, ads and in-app purchases 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, ForgePilot Diagnostics fortnightly. The most recent releases landed on October 4, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | OBD2 Logger | ForgePilot Diagnostics |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Size | 3 MB | 38 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Daehyun Nam](https://appshunter.io/developer/919392206) | [Crimson Forge Inc](https://appshunter.io/developer/1896609772) |

## What reviewers say

### OBD2 Logger

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

**In-app purchases:** none


### ForgePilot Diagnostics

[App page](https://appshunter.io/ios/app/forgepilot-diagnostics/id6768842315)

**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 ForgePilot Diagnostics free?

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

### Do OBD2 Logger or ForgePilot Diagnostics have ads?

Neither OBD2 Logger nor ForgePilot Diagnostics shows ads.

### Which is updated more often, OBD2 Logger or ForgePilot Diagnostics?

OBD2 Logger ships an update every 6 weeks, and ForgePilot Diagnostics fortnightly. Most recently, OBD2 Logger was updated on October 4, 2026 and ForgePilot Diagnostics on October 5, 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.*