Comparison

Mucar vs DND HD+

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Mucar

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
Read full description

1. Profession functions refer to OE level functions, such as read/clear code, data flow diagram, read ECU, drive test, bidirectional special functions, etc. 2.Support full-function OBD II diagnosis, read data flow, freeze frame read IM/real-time data, read/clear fault code, vehicle on-board monitoring/computer system control operation and read vehicle information. 3.Support vehicle maintenance light return to normal. 4.Select any vehicle diagnostic software, covering up to 39 major automobile manufacturers. 5. Support automatic VIN reading and one-key diagnosis. 6. Clear interpretation of fault codes and generate professional diagnostic reports. 7. Be able to communicate with other users within the ThinkDiag community (share/help/support).

About

DND HD+

Features
Read full description

DND HD+ provides a more professional, fast, and efficient OBD diagnostic tool for heavy-duty trucks。 Focusing on OBD diagnostic tools for heavy-duty trucks, providing comprehensive and powerful vehicle diagnostic functions, as well as DPF regeneration, fan override testing, SCR performance testing, and more, making it the perfect truck scanner for trucks on the road. Reduce maintenance costs and extend vehicle lifespan. Enhanced diagnostic function suitable for heavy-duty trucks, allowing you to better understand the heart of the vehicle. The "ECHO HD" OBDII scanner diagnostic tool helps you quickly locate vehicle issues and reduce trial and error time and costs during maintenance. Connect with the ECHO HD heavy-duty truck scanner diagnostic tool through the new generation Bluetooth, bid farewell to the constraints of additional cables, and provide you with the fastest response and smoothest operation. Lifetime free update of the application, simply download the DND HD+ application to your smartphone, register and connect. This application has a user-friendly interface and is suitable for beginners and professionals.

Screenshots

Mucar4 screens
DND HD+4 screens

Verdict

The call

The clearest difference is iOS requirement: Mucar at 9.0 against DND HD+'s 12.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 11, 2026 and September 27, 2026 respectively.

Scorecard1 real difference · 9 level
Mucar versus DND HD+: the parameters behind the verdict, then further details
ParameterMucarDND HD+
PriceFreeFree
Rating4.6 (277 ratings) — better—
Positive reviews49.6% of reviews—
Number of ratings277 — better—
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS9.0 — better12.0
Further details — not scored
Size500 MB17 MB
Age rating17+4+
DeveloperTHINKCAR INCMATL TECH INC.

Bugs and requests

Mucar

Reported bugs

20 issues
  • TCM fault cannot be cleared
  • App crashes during report generation
  • Functions removed after updates (Hyundai, Kia, special functions)
  • App crashes or freezes
  • Connection errors
Show 15 more
  • Bluetooth connectivity issues
  • Login process fails
  • App becomes blank or empty after update
  • Cannot read errors
  • App crashes when communicating with car
  • Data stream issues
  • Special functions not appearing
  • App not working after update
  • Cannot register account
  • App not loading or showing white screen
  • Cannot read specific car blocks (e.g., ECM)
  • SAS reset not working
  • App not detecting certain car models
  • App not working on iPhone after update
  • App not updating on iPhone

Requested features

20 requests
  • 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
Show 15 more
  • Add Chery support for iOS
  • Add Citroen support for iOS
  • Add Bulgarian language support
  • Add CarPlay app support
  • Add proper screen scaling for iPad
  • Add daily, weekly, or yearly subscription options
  • Add more car manufacturers to the iOS version
  • Add support for specific car models (e.g., Jeep Renegade Flex 1.8)
  • Improve data stream readability
  • Add translator for iPhone
  • Add full Russian localization
  • Improve app interface and design
  • Add payment options via phone bill
  • Add support for specific car blocks (e.g., ECM)
  • Add support for specific functions (e.g., SAS reset)

DND HD+

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Mucar

No in-app purchases

None

DND HD+

No in-app purchases

Questions

Is Mucar free?
Mucar is free to download, with no in-app purchases.
Is DND HD+ free?
DND HD+ is free to download, with no in-app purchases.
Do Mucar or DND HD+ have ads?
Neither Mucar nor DND HD+ shows ads.
Which is updated more often, Mucar or DND HD+?
Mucar ships an update every 2 months, and DND HD+ every 2 months. Most recently, Mucar was updated on October 11, 2026 and DND HD+ on September 27, 2026.

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