# OBD2 Car Scanner vs ANCEL Echo

The clearest difference is rating: OBD2 Car Scanner at 4.6 against ANCEL Echo's 3.3. OBD2 Car Scanner also leads on review sentiment (55% vs 25%) and ratings volume (5.1K vs 6). ANCEL Echo's advantage is in-app purchases (none vs 3) and update cadence (every 10 days vs every 5 weeks). On price and ads there is nothing between them.

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

OBD2 Car Scanner holds the better App Store score, 4.6 against 3.3. That said, the two scores are not equally well evidenced: OBD2 Car Scanner has 5.1K ratings behind it against 6, 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 25% of ANCEL Echo's.

OBD2 Car Scanner ships an update every 5 weeks, ANCEL Echo every 10 days. The most recent releases landed on October 21, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | OBD2 Car Scanner | ANCEL Echo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (5.1K ratings)](https://appshunter.io/ios/app/obd2-car-scanner-eobd-facile/id713921569/reviews)** | [3.3 (6 ratings)](https://appshunter.io/ios/app/ancel-echo/id6504076958/reviews) |
| Number of ratings | **5.1K** | 6 |
| Positive reviews | **54.6% of reviews** | 25.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 10 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 68 MB | 337 MB |
| Requires iOS | **14.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [OUTILS OBD FACILE SARL](https://appshunter.io/developer/694586088) | [OBDSPACE TECHNOLOGY CO.,LTD](https://appshunter.io/developer/1434956144) |

## 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


### ANCEL Echo

[App page](https://appshunter.io/ios/app/ancel-echo/id6504076958)

This app offers professional vehicle diagnostics, allowing users to check their car's health, identify malfunctions, and receive maintenance guidance. It provides real-time sensor data and AI services to help users understand and care for their vehicles, saving time and money on repairs.

**Highlights:** OBD functionality, Enhanced diagnosis, Vehicle maintenance guidance, Locate malfunction causes, Real-time sensor data monitoring, AI services, Abnormal warnings

**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 ANCEL Echo free?

ANCEL Echo is free to download, with no in-app purchases.

### Which has better reviews, OBD2 Car Scanner or ANCEL Echo?

OBD2 Car Scanner is rated higher. OBD2 Car Scanner averages 4.6 out of 5 from 5.1K ratings, while ANCEL Echo averages 3.3 from 6 ratings.

### Do OBD2 Car Scanner or ANCEL Echo have ads?

Neither OBD2 Car Scanner nor ANCEL Echo shows ads.

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

OBD2 Car Scanner ships an update every 5 weeks, and ANCEL Echo every 10 days. Most recently, OBD2 Car Scanner was updated on October 21, 2026 and ANCEL Echo on October 13, 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.*