# MY汽车卫士 vs OBDGO PRO

The clearest difference is update cadence: MY汽车卫士 at every 3 weeks against OBDGO PRO's every 2 months. MY汽车卫士 also leads on iOS requirement (9.0 vs 11.0). 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.

MY汽车卫士 ships an update every 3 weeks, OBDGO PRO every 2 months. The most recent releases landed on October 7, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | MY汽车卫士 | OBDGO PRO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.6 (25 ratings)](https://appshunter.io/ios/app/obdgo-pro/id1593164986/reviews)** |
| Number of ratings | — | **25** |
| Positive reviews | — | 69.2% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | — | Free |
| Size | 76 MB | 137 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [建玲 张](https://appshunter.io/developer/1455717731) | [OBD GO TECH CO LTD](https://appshunter.io/developer/1627457928) |

## What reviewers say

### MY汽车卫士

[App page](https://appshunter.io/ios/app/my/id1455717732)

**Features:** macOS Compatibility

**In-app purchases:** none


### OBDGO PRO

[App page](https://appshunter.io/ios/app/obdgo-pro/id1593164986)

Unlock hidden vehicle features and perform OBD-II diagnostics with this app. It allows you to activate functionalities like wireless CarPlay, disable start-stop systems, and scan/clear trouble codes. Generate detailed diagnostic reports to understand and repair your car.

**Highlights:** Unlock hidden vehicle features, OBD-II code scanning and clearing, Generate and share diagnosis reports, Activate wireless CarPlay, Disable start-stop systems, View freeze frame data, Interactive data stream graphing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is MY汽车卫士 free?

MY汽车卫士 is free to download, with no in-app purchases.

### Is OBDGO PRO free?

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

### Do MY汽车卫士 or OBDGO PRO have ads?

Neither MY汽车卫士 nor OBDGO PRO shows ads.

### Which is updated more often, MY汽车卫士 or OBDGO PRO?

MY汽车卫士 ships an update every 3 weeks, and OBDGO PRO every 2 months. Most recently, MY汽车卫士 was updated on October 7, 2026 and OBDGO PRO on September 30, 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.*