# OBD Mate vs OBDII AI

OBD Mate and OBDII AI are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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, OBDII AI monthly. The most recent releases landed on October 16, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | OBD Mate | OBDII AI |
| --- | --- | --- |
| 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 | **Monthly** |
| Monetization | Free | — |
| Size | 365 MB | 131 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Autophix Tech Co., Ltd](https://appshunter.io/developer/650288249) | [Shenzhen Chaoyue Technology Development Co.,Ltd](https://appshunter.io/developer/1223781320) |

## 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


### OBDII AI

[App page](https://appshunter.io/ios/app/obdii-ai/id6742878024)

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

**In-app purchases:** none


## Frequently asked questions

### Is OBD Mate free?

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

### Is OBDII AI free?

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

### Do OBD Mate or OBDII AI have ads?

Neither OBD Mate nor OBDII AI shows ads.

### Which is updated more often, OBD Mate or OBDII AI?

OBD Mate ships an update every 5 weeks, and OBDII AI monthly. Most recently, OBD Mate was updated on October 16, 2026 and OBDII AI on October 11, 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.*