# Car Scanner vs OBD2 Scanner + Engine Sound

The clearest difference is rating: OBD2 Scanner + Engine Sound at 4.0 against Car Scanner's 3.5. Car Scanner's advantage is ads (none vs shown) and iOS requirement (15.0 vs 17.0). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. Car Scanner sells 4 in-app purchases, starting at $4.99 per 7 days and OBD2 Scanner + Engine Sound sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

OBD2 Scanner + Engine Sound holds the better App Store score, 4.0 against 3.5. Both are backed by a comparable volume of ratings — 2 and 1 respectively.

## The numbers

| Metric | Car Scanner | OBD2 Scanner + Engine Sound |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (2 ratings)](https://appshunter.io/ios/app/car-scanner-obd2-elm-reader/id6737484293/reviews) | **[4.0 (1 ratings)](https://appshunter.io/ios/app/obd2-scanner-plus-engine-sound/id6789023964/reviews)** |
| Number of ratings | **2** | 1 |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | — | Every 9 days |
| Monetization | Freemium | Free with in-app purchases |
| Size | 19 MB | 6 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Alexandr Sikorski](https://appshunter.io/developer/1530444928) | [Sena Takasawa](https://appshunter.io/developer/1887478690) |

## What reviewers say

### Car Scanner

[App page](https://appshunter.io/ios/app/car-scanner-obd2-elm-reader/id6737484293)

Transform your smartphone into a car diagnostic tool. Read and clear trouble codes, monitor real-time engine data, and access manufacturer-specific information. Analyze driving behavior and track fuel efficiency.

**Highlights:** Read and clear OBD2 trouble codes, Real-time car data monitoring, Manufacturer-specific code access, Emission readiness checks, Freeze frame & performance tests, Trip computer & fuel tracking

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| OBD Premium Weekly | $4.99 | per 7 days |
| OBD Premium Monthly | $9.99 | per month |
| OBD Premium Quarterly | $17.99 | per 3 months |
| OBD Premium Yearly | $29.99 | per year |


### OBD2 Scanner + Engine Sound

[App page](https://appshunter.io/ios/app/obd2-scanner-plus-engine-sound/id6789023964)

Monitor your car's engine performance and hear its sound in real-time. Customize your dashboard with various widgets and track your drives with detailed maps and trip data. Offers a demo mode and optional Pro features for an enhanced experience.

**Highlights:** Real-time OBD2 data display, Engine sound simulation based on RPM, Customizable dashboard with widgets, Trip computer and fuel economy tracking, Speed and RPM on map view, HUD mode for windshield projection

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |
| car_ui Pro (One-Time) | $4.99 | one-time |


## Frequently asked questions

### Is Car Scanner free?

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

### Is OBD2 Scanner + Engine Sound free?

OBD2 Scanner + Engine Sound is free to download, with in-app purchases available.

### Which has better reviews, Car Scanner or OBD2 Scanner + Engine Sound?

OBD2 Scanner + Engine Sound is rated higher. Car Scanner averages 3.5 out of 5 from 2 ratings, while OBD2 Scanner + Engine Sound averages 4.0 from 1 ratings.

### Do Car Scanner or OBD2 Scanner + Engine Sound have ads?

OBD2 Scanner + Engine Sound shows ads; Car Scanner does not.

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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.*