# Mucar vs Advancer AD20

The clearest difference is rating: Mucar at 4.6 against Advancer AD20's 2.4. Mucar also leads on review sentiment (50% vs 14%) and ratings volume (277 vs 62). 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 2.4. Both are backed by a comparable volume of ratings — 277 and 62 respectively. Written reviews point the same way: 50% of Mucar's written reviews are positive against 14% of Advancer AD20's.

Mucar ships an update every 2 months, Advancer AD20 monthly. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Mucar | Advancer AD20 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (277 ratings)](https://appshunter.io/ios/app/mucar/id1573345684/reviews)** | [2.4 (62 ratings)](https://appshunter.io/ios/app/advancer-ad20/id6444664990/reviews) |
| Number of ratings | **277** | 62 |
| Positive reviews | **49.6% of reviews** | 13.9% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | Free |
| Size | 500 MB | 496 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [THINKCAR INC](https://appshunter.io/developer/1464847379) | [深圳市云伽未来智能技术有限公司](https://appshunter.io/developer/1638728786) |

## What reviewers say

### 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


### Advancer AD20

[App page](https://appshunter.io/ios/app/advancer-ad20/id6444664990)

This app connects to a smart OBD dongle to provide vehicle health checks, diagnosis, and real-time monitoring. It helps identify fault codes, analyze driving habits, and offers maintenance reminders for enhanced driving safety.

**Highlights:** OBD-II Diagnosis, In-depth system check, Live vehicle data monitoring, Maintenance light reset, Trip recorder, Driving habits analysis

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 👍 Easy installation and pairing
- 👍 Straightforward iPad pairing
- 👍 Full diagnostic capabilities
- 👍 Satisfied with results
- 👍 Works as expected for some users

**What reviewers complain about**

- 🐛 Cannot connect to device
- 🐛 Scanner tied to another account
- 🐛 Required account creation
- 🐛 Invalid email for account creation
- 🐛 Does not connect to specific car models

**Reported bugs**

- Cannot connect to scanner
- Scanner tied to another account
- Account creation issues (invalid email)
- Device stops working after registration
- Login timeouts

**Requested features**

- Add more languages, including Chinese
- Improve information availability for various car models
- Fix issues with iOS updates
- Improve app layout and navigation
- Increase text size and contrast


## Frequently asked questions

### Is Mucar free?

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

### Is Advancer AD20 free?

Advancer AD20 is free to download, with no in-app purchases.

### Which has better reviews, Mucar or Advancer AD20?

Mucar is rated higher. Mucar averages 4.6 out of 5 from 277 ratings, while Advancer AD20 averages 2.4 from 62 ratings.

### Do Mucar or Advancer AD20 have ads?

Neither Mucar nor Advancer AD20 shows ads.

### Which is updated more often, Mucar or Advancer AD20?

Mucar ships an update every 2 months, and Advancer AD20 monthly. Most recently, Mucar was updated on October 14, 2026 and Advancer AD20 on October 12, 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.*