# CAR OBD vs ForgePilot Diagnostics

The clearest difference is in-app purchases: ForgePilot Diagnostics at none against CAR OBD's 5. ForgePilot Diagnostics also leads on update cadence (fortnightly vs every 6 weeks). CAR OBD's advantage is iOS requirement (13 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. CAR OBD sells 5 one-off in-app purchases. ForgePilot Diagnostics asks for nothing beyond the download.

CAR OBD ships an update every 6 weeks, ForgePilot Diagnostics fortnightly. The most recent releases landed on October 20, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | CAR OBD | ForgePilot Diagnostics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/car-obd/id6470771313/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 15 MB | 38 MB |
| Requires iOS | **13** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dongguan Shendu Research Intelligent Technology Co., Ltd.](https://appshunter.io/developer/1827187525) | [Crimson Forge Inc](https://appshunter.io/developer/1896609772) |

## What reviewers say

### CAR OBD

[App page](https://appshunter.io/ios/app/car-obd/id6470771313)

This utility app helps users manage car keys by facilitating the matching of existing keys and the addition of new ones. It supports both single key additions and batch processing for multiple keys.

**Highlights:** Match car keys, Add single car key, Batch add multiple keys, Supports iPhone and iPad

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OBD number recharge One | $3.00 | one-time |
| OBD number recharge Two | $6.00 | one-time |
| OBD number recharge three | $9.00 | one-time |
| OBD number recharge four | $12.00 | one-time |
| OBD number recharge five | $15.00 | one-time |


### 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 CAR OBD free?

CAR OBD is free to download, with in-app purchases available.

### Is ForgePilot Diagnostics free?

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

### Do CAR OBD or ForgePilot Diagnostics have ads?

Neither CAR OBD nor ForgePilot Diagnostics shows ads.

### Which is updated more often, CAR OBD or ForgePilot Diagnostics?

CAR OBD ships an update every 6 weeks, and ForgePilot Diagnostics fortnightly. Most recently, CAR OBD was updated on October 20, 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.*