# Auto Diag vs DIRX2

The clearest difference is update cadence: Auto Diag at every 6 weeks against DIRX2's every 3 months. Auto Diag also leads on iOS requirement (9.0 vs 13.0). 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.

Auto Diag ships an update every 6 weeks, DIRX2 every 3 months. The most recent releases landed on October 24, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Auto Diag | DIRX2 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.8 (36 ratings)](https://appshunter.io/ios/app/auto-diag-pro-diagnosis/id1002243564/reviews)** | — |
| Number of ratings | **36** | — |
| Positive reviews | 14.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 3 months |
| Monetization | Paid | — |
| Size | 273 MB | 9 MB |
| Requires iOS | **9.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Launch Tech Co., Ltd](https://appshunter.io/developer/447568418) | [Tapwow, Llc](https://appshunter.io/developer/1475161787) |

## What reviewers say

### Auto Diag

[App page](https://appshunter.io/ios/app/auto-diag-pro-diagnosis/id1002243564)

This vehicle diagnostic tool software connects to your car via a special connector and Bluetooth to perform fault diagnosis. It allows you to read and clear diagnostic trouble codes and view data streams, with advanced functions available depending on the product configuration.

**Highlights:** Vehicle fault diagnosis, Read and clear DTCs, Read data stream, Bluetooth communication, Actuation test, Special functions

**Features:** macOS Compatibility

**In-app purchases:** none


### DIRX2

[App page](https://appshunter.io/ios/app/dirx2/id1497933863)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Auto Diag free?

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

### Is DIRX2 free?

DIRX2 is free to download, with no in-app purchases.

### Do Auto Diag or DIRX2 have ads?

Neither Auto Diag nor DIRX2 shows ads.

### Which is updated more often, Auto Diag or DIRX2?

Auto Diag ships an update every 6 weeks, and DIRX2 every 3 months. Most recently, Auto Diag was updated on October 24, 2026 and DIRX2 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.*