# OBD2 Car Scanner vs Car Sensor

The clearest difference is review sentiment: Car Sensor at 100% against OBD2 Car Scanner's 55%. Car Sensor also leads on in-app purchases (none vs 3) and rating (5.0 vs 4.6). OBD2 Car Scanner's advantage is update cadence (every 5 weeks vs every 32 months) and ratings volume (5.1K vs 1). On price, ads and device support there is nothing between them.

Both are free to download. OBD2 Car Scanner sells 3 one-off in-app purchases. Car Sensor asks for nothing beyond the download.

Car Sensor holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: OBD2 Car Scanner has 5.1K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 55% of OBD2 Car Scanner's written reviews are positive against 100% of Car Sensor's.

OBD2 Car Scanner ships an update every 5 weeks, Car Sensor every 32 months. The most recent releases landed on October 23, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | OBD2 Car Scanner | Car Sensor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (5.1K ratings)](https://appshunter.io/ios/app/obd2-car-scanner-eobd-facile/id713921569/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/car-sensor/id1192617609/reviews)** |
| Number of ratings | **5.1K** | 1 |
| Positive reviews | 54.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 weeks** | Every 32 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 68 MB | 9 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OUTILS OBD FACILE SARL](https://appshunter.io/developer/694586088) | [Mathew Yaldo](https://appshunter.io/developer/1148169685) |

## What reviewers say

### OBD2 Car Scanner

[App page](https://appshunter.io/ios/app/obd2-car-scanner-eobd-facile/id713921569)

Transform your smartphone into a professional car diagnostic tool. Read and clear engine fault codes, monitor real-time sensor data, and perform advanced diagnostics without a mechanic. Supports a wide range of OBD2 compliant vehicles.

**Highlights:** Read and clear engine fault codes, Monitor real-time sensor data, Turn off check engine light, VIN decoder, Acceleration performance test, Generate PDF diagnostic reports

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic Edition | $19.99 | one-time |
| Upgrade to Plus Edition | $20.99 | one-time |
| Plus edition | $39.99 | one-time |

**What reviewers like**

- 👍 Helpful for diagnosing issues
- 🚀 Easy to use and connect
- 💡 Provides useful vehicle data
- 🔍 Able to read and clear error codes

**What reviewers complain about**

- 💰 Expensive for full functionality
- 🔒 Requires paid upgrade to access key features
- 🐛 Connectivity issues and app crashes
- 🚫 Limited functionality in free version

**Reported bugs**

- Unable to connect to some OBD2 adapters
- Incorrect or missing sensor data
- Paid version not functioning as expected

**Requested features**

- Add support for more vehicle makes and models
- Improve user interface and data visualization
- Ability to reset service lights and perform more advanced diagnostics
- Integrate with vehicle GPS for location-based data


### Car Sensor

[App page](https://appshunter.io/ios/app/car-sensor/id1192617609)

This app connects to specific robotic car sensors, displaying real-time readings. It alerts users when sensor thresholds are exceeded, providing essential monitoring for compatible vehicles.

**Highlights:** Connects to Manoogian robotic car sensors, Connects to similar Arduino sensors, Displays real-time sensor readings, Provides threshold warnings, Supports 2016-2017 Manoogian cars

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OBD2 Car Scanner free?

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

### Is Car Sensor free?

Car Sensor is free to download, with no in-app purchases.

### Which has better reviews, OBD2 Car Scanner or Car Sensor?

Car Sensor is rated higher. OBD2 Car Scanner averages 4.6 out of 5 from 5.1K ratings, while Car Sensor averages 5.0 from 1 ratings.

### Do OBD2 Car Scanner or Car Sensor have ads?

Neither OBD2 Car Scanner nor Car Sensor shows ads.

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

OBD2 Car Scanner ships an update every 5 weeks, and Car Sensor every 32 months. Most recently, OBD2 Car Scanner was updated on October 23, 2026 and Car Sensor on October 17, 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.*