# BT System vs Torque Pro

The clearest difference is rating: Torque Pro at 4.2 against BT System's 2.0. Torque Pro also leads on ratings volume (568 vs 1). BT System's advantage is in-app purchases (none vs 5) and ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Torque Pro sells 5 in-app purchases, starting at $9.99 per 7 days. BT System asks for nothing beyond the download.

Torque Pro holds the better App Store score, 4.2 against 2.0. That said, the two scores are not equally well evidenced: Torque Pro has 568 ratings behind it against 1, so its average is the more settled of the two.

BT System ships an update weekly, Torque Pro fortnightly. The most recent releases landed on October 20, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | BT System | Torque Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (1 ratings)](https://appshunter.io/ios/app/bt-system/id1501788263/reviews) | **[4.2 (568 ratings)](https://appshunter.io/ios/app/torque-pro-obd2-car-scanner/id6504351894/reviews)** |
| Number of ratings | 1 | **568** |
| Positive reviews | — | 5.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Fortnightly |
| Monetization | **Free** | Subscription |
| Size | 21 MB | 92 MB |
| Requires iOS | **8.0** | 18 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [凤军 程](https://appshunter.io/developer/873913814) | [Collabrains Technologies LTD](https://appshunter.io/developer/1479000652) |

## What reviewers say

### BT System

[App page](https://appshunter.io/ios/app/bt-system/id1501788263)

Start your car remotely using your smartphone, eliminating the need to carry physical keys. This app provides convenient access to your vehicle through your mobile device.

**Highlights:** Remote car starting, Keyless car access, Smartphone control, Convenient vehicle access

**Features:** macOS Compatibility

**In-app purchases:** none


### Torque Pro

[App page](https://appshunter.io/ios/app/torque-pro-obd2-car-scanner/id6504351894)

Transform your phone into a powerful car diagnostic tool. Read and clear trouble codes, monitor live sensor data, and analyze performance with real-time graphs. Get AI-powered insights and detailed vehicle history reports.

**Highlights:** Read and clear trouble codes (DTCs), Live sensor data monitoring and logging, AI-powered trouble code explanations, Real-time dyno graphs and performance testing, Customizable dashboard themes, Full vehicle history reports

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Torque Premium Weekly | $9.99 | per 7 days |
| Torque Premium Monthly | $14.99 | per month |
| Torque Premium Yearly | $59.99 | per year |
| 1 Full Vehicle History Report | $19.99 | one-time |
| 3 Full Vehicle History Report | $29.99 | one-time |

**What reviewers like**

- 💡 Best OBD2 scanner app
- 👍 Great for Vauxhall Zafira B 1.7

**What reviewers complain about**

- 🚫 Requires subscription for full functionality
- 🚫 Limited data points and slow performance
- 🚫 Incompatible with many vehicles and OBD2 adapters
- 🐛 Frequent crashes and connection issues
- 🚫 Overpriced compared to alternatives

**Reported bugs**

- Unable to read DTC codes
- Fails to connect to OBD2 adapters
- Turns off vehicle when attempting to connect

**Requested features**

- Add support for Ssangyong Musso Grand
- Improve compatibility with more vehicles and OBD2 adapters


## Frequently asked questions

### Is BT System free?

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

### Is Torque Pro free?

Torque Pro is free to download, with in-app purchases available.

### Which has better reviews, BT System or Torque Pro?

Torque Pro is rated higher. BT System averages 2.0 out of 5 from 1 ratings, while Torque Pro averages 4.2 from 568 ratings.

### Do BT System or Torque Pro have ads?

Torque Pro shows ads; BT System does not.

### Which is updated more often, BT System or Torque Pro?

BT System ships an update weekly, and Torque Pro fortnightly. Most recently, BT System was updated on October 20, 2026 and Torque Pro on October 25, 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.*