# EZdiag vs Mucar

The clearest difference is rating: Mucar at 4.6 against EZdiag's 1.6. Mucar also leads on review sentiment (50% vs 8%) and monetization model (free vs free with in-app purchases). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mucar holds the better App Store score, 4.6 against 1.6. That said, the two scores are not equally well evidenced: Mucar has 385 ratings behind it against 42, so its average is the more settled of the two. Written reviews point the same way: 8% of EZdiag's written reviews are positive against 50% of Mucar's.

EZdiag ships an update monthly, Mucar every 2 months. The most recent releases landed on November 2, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | EZdiag | Mucar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.6 (42 ratings)](https://appshunter.io/ios/app/ezdiag/id1038281404/reviews) | **[4.6 (385 ratings)](https://appshunter.io/ios/app/mucar/id1573345684/reviews)** |
| Number of ratings | 42 | **385** |
| Positive reviews | 8.1% of reviews | **49.6% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 2 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 17 MB | 500 MB |
| Requires iOS | **8.0** | 9.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Launch Tech Co., Ltd](https://appshunter.io/developer/447568418) | [THINKCAR INC](https://appshunter.io/developer/1464847379) |

## What reviewers say

### EZdiag

[App page](https://appshunter.io/ios/app/ezdiag/id1038281404)

This diagnostic tool connects to your smartphone to perform full-system vehicle diagnostics. It offers bi-directional capabilities for quick and easy troubleshooting, with optional manufacturer-specific software available for purchase.

**Highlights:** Smartphone-based OBDII diagnostics, Full-system diagnostics, Bi-directional capabilities, Manufacturer-specific software options, Portable and powerful device

**Features:** macOS Compatibility

**In-app purchases:** none


### Mucar

[App page](https://appshunter.io/ios/app/mucar/id1573345684)

Access professional-level automotive diagnostic functions, including reading and clearing fault codes, viewing live data, and performing special tests. Supports a wide range of vehicle manufacturers and offers a community forum for users to share insights and get support.

**Highlights:** OE-level professional functions, Full OBD II diagnosis, Maintenance light reset, Support for 39+ manufacturers, Automatic VIN reading, Professional diagnostic reports, In-app user community

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use and read codes
- 👍 Good product for DIY diagnostics
- 👍 Reads all blocks and codes
- 👍 Works well for the price
- 👍 Good diagnostic tool

**What reviewers complain about**

- 👎 Subscription model is expensive
- 👎 Limited functionality on iPhone compared to Android
- 👎 Some features are missing or removed after updates
- 👎 Inconsistent support for car brands
- 👎 Poor translation and localization

**Reported bugs**

- TCM fault cannot be cleared
- App crashes during report generation
- Functions removed after updates (Hyundai, Kia, special functions)
- App crashes or freezes
- Connection errors

**Requested features**

- Add Turkish language support
- Add Perodua and Proton car support
- Improve Russian translation and fix abbreviations
- Add VAZ support for iOS
- Add Haval support for iOS


## Frequently asked questions

### Is EZdiag free?

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

### Is Mucar free?

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

### Which has better reviews, EZdiag or Mucar?

Mucar is rated higher. EZdiag averages 1.6 out of 5 from 42 ratings, while Mucar averages 4.6 from 385 ratings.

### Do EZdiag or Mucar have ads?

Neither EZdiag nor Mucar shows ads.

### Which is updated more often, EZdiag or Mucar?

EZdiag ships an update monthly, and Mucar every 2 months. Most recently, EZdiag was updated on November 2, 2026 and Mucar on November 7, 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.*