# OBD2 Car Scanner vs MODI Mobile Diagnostics

The clearest difference is review sentiment: OBD2 Car Scanner at 55% against MODI Mobile Diagnostics's 0%. MODI Mobile Diagnostics's advantage is in-app purchases (none vs 3). On price, update cadence, ads and device support there is nothing between them.

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

OBD2 Car Scanner ships an update every 5 weeks, MODI Mobile Diagnostics monthly. The most recent releases landed on October 23, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | OBD2 Car Scanner | MODI Mobile Diagnostics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5.1K ratings)](https://appshunter.io/ios/app/obd2-car-scanner-eobd-facile/id713921569/reviews)** | — |
| Number of ratings | **5.1K** | — |
| Positive reviews | **54.6% of reviews** | 0.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Monthly** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 68 MB | 66 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OUTILS OBD FACILE SARL](https://appshunter.io/developer/694586088) | [MODI Abrites Ltd.](https://appshunter.io/developer/1779687917) |

## 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


### MODI Mobile Diagnostics

[App page](https://appshunter.io/ios/app/modi-mobile-diagnostics/id1459081087)

This app provides advanced diagnostic and customization options for vehicles. It allows users to read and clear trouble codes, view live data, perform module scans, and unlock coding features for various car brands. A health report feature helps identify potential issues before trips.

**Highlights:** Vehicle diagnostics, Read and clear diagnostic trouble codes, Live data display, Module scan, Coding and customization, Health Report

**Features:** Vision Pro support

**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 MODI Mobile Diagnostics free?

MODI Mobile Diagnostics is free to download, with no in-app purchases.

### Do OBD2 Car Scanner or MODI Mobile Diagnostics have ads?

Neither OBD2 Car Scanner nor MODI Mobile Diagnostics shows ads.

### Which is updated more often, OBD2 Car Scanner or MODI Mobile Diagnostics?

OBD2 Car Scanner ships an update every 5 weeks, and MODI Mobile Diagnostics monthly. Most recently, OBD2 Car Scanner was updated on October 23, 2026 and MODI Mobile Diagnostics on October 4, 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.*