# OBD Mate vs MY汽车卫士

The clearest difference is iOS requirement: MY汽车卫士 at 9.0 against OBD Mate's 13.0. On price, update cadence, 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.

OBD Mate ships an update every 5 weeks, MY汽车卫士 every 3 weeks. The most recent releases landed on October 22, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | OBD Mate | MY汽车卫士 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.8 (115 ratings)](https://appshunter.io/ios/app/obd-mate/id1405374762/reviews)** | — |
| Number of ratings | **115** | — |
| Positive reviews | 9.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 365 MB | 76 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Autophix Tech Co., Ltd](https://appshunter.io/developer/650288249) | [建玲 张](https://appshunter.io/developer/1455717731) |

## What reviewers say

### OBD Mate

[App page](https://appshunter.io/ios/app/obd-mate/id1405374762)

Diagnose vehicle faults and receive driving assistance using your smartphone or tablet. Connect via Bluetooth to read and clear error codes, monitor sensor data, and view custom dashboards for a better driving experience.

**Highlights:** Fault diagnosis, Driving assistance, Read and clear codes, Freeze frame data, O2 sensor monitoring, Customizable dashboard

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

**In-app purchases:** none


### MY汽车卫士

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

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OBD Mate free?

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

### Is MY汽车卫士 free?

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

### Do OBD Mate or MY汽车卫士 have ads?

Neither OBD Mate nor MY汽车卫士 shows ads.

### Which is updated more often, OBD Mate or MY汽车卫士?

OBD Mate ships an update every 5 weeks, and MY汽车卫士 every 3 weeks. Most recently, OBD Mate was updated on October 22, 2026 and MY汽车卫士 on October 7, 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.*