# Freematics Emulator vs OBD2 Car Scanner

The clearest difference is rating: OBD2 Car Scanner at 3.8 against Freematics Emulator's 1.0. OBD2 Car Scanner also leads on ratings volume (1.5K vs 5). Freematics Emulator's advantage is in-app purchases (none vs 3) and ads (none vs shown). On price, review sentiment, update cadence and device support there is nothing between them.

Both are free to download. OBD2 Car Scanner sells 3 in-app purchases, starting at $4.99 per 7 days. Freematics Emulator asks for nothing beyond the download.

OBD2 Car Scanner holds the better App Store score, 3.8 against 1.0. That said, the two scores are not equally well evidenced: OBD2 Car Scanner has 1.5K ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 0% of Freematics Emulator's written reviews are positive against 4% of OBD2 Car Scanner's.

Freematics Emulator ships an update every 4 months, OBD2 Car Scanner every 2 months. The most recent releases landed on October 19, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Freematics Emulator | OBD2 Car Scanner |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (5 ratings)](https://appshunter.io/ios/app/freematics-emulator/id931166528/reviews) | **[3.8 (1.5K ratings)](https://appshunter.io/ios/app/obd2-car-scanner-torque-fixd/id6479870894/reviews)** |
| Number of ratings | 5 | **1.5K** |
| Positive reviews | 0.0% of reviews | **3.6% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Every 2 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 59 MB |
| Requires iOS | **6.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shanghai Han Yu Information Technologies Co., Ltd.](https://appshunter.io/developer/931166527) | [Digital Car Key LLC](https://appshunter.io/developer/1693551925) |

## What reviewers say

### Freematics Emulator

[App page](https://appshunter.io/ios/app/freematics-emulator/id931166528)

This utility allows real-time control of Freematics OBD-II Emulators via Bluetooth Low Energy. Users can adjust PIDs, DTCs, and VIN, and easily manage custom knobs for different data points.

**Highlights:** Real-time OBD-II PID adjustment, DTC and VIN modification, BLE connection to emulators, Customizable PID knobs, Emulator scanning and selection

**Features:** macOS Compatibility

**In-app purchases:** none


### OBD2 Car Scanner

[App page](https://appshunter.io/ios/app/obd2-car-scanner-torque-fixd/id6479870894)

Diagnose your car's engine and transmission with real-time data, customizable dashboards, and emissions readiness checks. This app connects to your vehicle's OBD2 system via Wi-Fi or Bluetooth for comprehensive maintenance and performance insights.

**Highlights:** Comprehensive diagnostics, Customizable dashboard, Real-time monitoring, Emissions readiness check, ECU self-monitoring test, HUD mode

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Premium Subscription | $4.99 | per 7 days |
| Monthly Premium Subscription | $11.99 | per month |
| Lifetime Premium | $49.99 | one-time |

**What reviewers like**

- 👍 Easy to use

**What reviewers complain about**

- 🚫 Doesn't work as expected
- 💰 Expensive subscription
- 🛑 Difficult to cancel subscription
- 🤖 Intrusive ads
- 🔌 Connectivity issues

**Reported bugs**

- App crashes frequently
- Unable to register device
- Inaccurate diagnostic readings

**Requested features**

- Free trial option
- Compatibility with more vehicle models


## Frequently asked questions

### Is Freematics Emulator free?

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

### Is OBD2 Car Scanner free?

OBD2 Car Scanner is free to download, with in-app purchases available.

### Which has better reviews, Freematics Emulator or OBD2 Car Scanner?

OBD2 Car Scanner is rated higher. Freematics Emulator averages 1.0 out of 5 from 5 ratings, while OBD2 Car Scanner averages 3.8 from 1.5K ratings.

### Do Freematics Emulator or OBD2 Car Scanner have ads?

OBD2 Car Scanner shows ads; Freematics Emulator does not.

### Which is updated more often, Freematics Emulator or OBD2 Car Scanner?

Freematics Emulator ships an update every 4 months, and OBD2 Car Scanner every 2 months. Most recently, Freematics Emulator was updated on October 19, 2026 and OBD2 Car Scanner on October 27, 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.*