Carly — OBD2 car scanner
Carly — OBD2 car scanner

Carly — OBD2 car scanner (macOS)

Last Updated: Aug 9, 2026 Developer:Carly Solutions GmbH & Co KG
Last Updated: Aug 9, 2026 Developer:Carly Solutions GmbH & Co KG

Play Carly — OBD2 car scanner on PC and Mac

BMWhat, developed by Carly Solutions GmbH & Co KG, is a comprehensive vehicle diagnostics and maintenance tool that puts the power of a professional workshop right into your pocket. Falling under the Auto & Vehicles category, this app connects to your car's OBD2 port to unlock a world of information, from reading fault codes and monitoring live engine data to performing advanced service resets. Now, you can bring this essential automotive companion to a larger screen by running BMWhat on PC with MuMuPlayer, giving you a more detailed and comfortable view of your vehicle's health.

The app offers a robust set of features designed to help you understand, maintain, and even customize your car. A basic free package provides core OBD diagnostics, live data, and emission checks for the engine and transmission. Upgrading to the premium yearly license unlocks advanced capabilities across all electronic control units, including ABS and airbags. You gain access to expert repair guides, step-by-step maintenance procedures independent of a workshop, battery health monitoring, and the ability to code hidden manufacturer features on supported models. A used car inspection tool to detect mileage manipulation is also included, making it an invaluable asset for any car owner.

Using BMWhat on PC through MuMuPlayer significantly enhances the diagnostic experience. The expansive monitor makes interpreting complex live data graphs, detailed fault code descriptions, and step-by-step repair guides much easier than on a small phone screen. MuMuPlayer's stable performance ensures a seamless connection when you are monitoring real-time engine parameters or carefully following a coding procedure. With keyboard and mouse support, navigating through the app's various menus and entering information is faster and more precise, turning your computer into a powerful command center for your car's maintenance and customization tasks.

About the Game

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Carly stands out as a uniquely versatile OBD2 solution, combining in-depth diagnostics, real-time engine data, and comprehensive maintenance guides into one powerful mobile application. Trusted by over a million car owners, it is engineered to help users save significant money annually on vehicle-related expenses by empowering them to handle tasks typically reserved for expensive workshops. To unlock the full potential of the app, simply pair it with the Carly Universal Scanner and connect to your vehicle's OBD2 port.

The platform is designed for an incredibly wide range of vehicles, offering support for major brands like Audi, BMW, Ford, Lexus, Mercedes, Mini, Opel, Porsche, Renault, Seat, Skoda, Toyota, VW, and virtually any other brand equipped with a standard OBD2 port. It is important to remember that every car is unique, and the specific features accessible through Carly will vary based on the vehicle's model, manufacturing year, and installed hardware and software.

What You Get with the Free Basic Package Upon starting, you immediately have control over the most critical systems. The free tier includes core OBD diagnostics, the ability to view live data streams, and perform an emissions check, all focused on the engine and transmission to keep you informed about your powertrain's status.

Unlocking the Premium Experience A yearly license opens up the full Carly ecosystem, transforming your smartphone into a professional-grade diagnostic and customization tool.

Comprehensive Health Analysis: Go far beyond basic engine checks. Carly Diagnostics reads and clears fault codes from every built-in electronic control unit (ECU). This includes not just the engine and transmission, but also complex systems like the ABS, airbag, and multimedia components. You can monitor your car's overall health, assess the severity of detected issues, and make informed decisions.

Guided Repairs at Your Fingertips: When a problem is detected, you are not left in the dark. The app provides expert repair guides tailored to your specific fault codes, helping you understand the issue and offering clear instructions to fix it yourself.

Precision Live Data Monitoring: Take the guesswork out of troubleshooting. Accessing live parameters allows you to see exactly what your car's sensors are reporting in real time, which is essential for narrowing down the root cause of intermittent or complex faults.

Independent Maintenance Management: The Carly Maintenance feature is a digital workshop manual. It provides step-by-step guidance to service your car yourself, allowing you to reset service interval reminders and keep a complete maintenance history directly from your phone.

Starter Battery Health Checks: Avoid unexpected breakdowns by keeping an eye on your battery. The Battery Check function monitors the status of your starter battery, providing insights that can help extend its service life.

Customization Through Hidden Features: Many manufacturers lock away convenient features. Carly lets you access and code these hidden options to customize your car's behavior to your personal preferences. This coding capability is available on select brands and models, with the available options varying per control unit.

Used Car Verification: With mileage fraud becoming increasingly common, protect yourself during a purchase. Use Carly's used car inspection function to detect potential mileage manipulation, ensuring you are not tricked when buying a pre-owned vehicle.

Getting Started is Simple Begin by checking the specific feature availability for your particular car model. Next, order the Carly Universal Scanner. Finally, plug the scanner into the OBD2 port, log into the app, and you are ready to take command of your vehicle's health.

About the Carly Universal Scanner The scanner is an advanced OBD2 device built to support nearly all car brands and enable the full suite of premium Carly functionalities. It is backed by a lifetime warranty and includes access to premium customer support.

Subscription Details The service operates on a yearly subscription model, with options available for a single car brand or access to all supported brands. The subscription will automatically renew for another year unless you cancel it at least 24 hours before the current period ends. You can manage your subscription and disable auto-renewal through your account purchase settings.

Emulator Features

Highest Android 15 Support Best Compatibility on Mac

Smart Control

With a smart button scheme and image recognition function, provide a more concise UI, and support custom button mapping to meet different needs. With a smart button scheme and image recognition, enjoy a cleaner UI and custom button mapping to fit different gaming needs on Mac.

Multi-instance

Run multiple games independently at the same time, easily manage multiple accounts, play games while hanging. Take your Mac gaming further with multiple independent instances, easy account management, and seamless AFK gaming on Apple Silicon Mac.

Big Screen / High FPS

Break through FPS limit, and enjoy a seamless gaming experience without lag and delay! Break through FPS limits for a seamless, lag-free gaming experience on MacBook, Mac mini, iMac, and Mac Studio.

Ultimate Performance

Get a 3-second startup with 52% less memory usage and 65% more stability. Enjoy 3-second startup, 52% less memory usage, and 65% greater stability on Apple Silicon Mac.

How to Download and Play Carly — OBD2 car scanner on PC and Mac

Installation Guide

STEP 01

Download MuMuPlayer

Download MuMuPlayer and install it on your PC or Mac

STEP 02

Sign-in Google Store

Complete Google sign-in to access the Play Store

STEP 03

Search and Install

Search Carly — OBD2 car scanner in the Play Store

STEP 04

Enjoy Gaming

Enjoy 120 FPS high-def gameplay with big screen

System Requirements

Windows PC

OS Win 7 or later
Processor 4-Core Intel/AMD
Memory 4GB or more
Graphics GTX950 or above

Vulkan / DirectX supported. 4 cores + 4GB RAM recommended. Up to 240 FPS. VT required.

macOS

OS macOS 11 or later
Processor Apple Silicon (M1- M4, M5, M6)
Memory 4GB RAM minimum
Storage 5GB available space

Recommended: Apple Silicon Mac with 8GB RAM or above. Up to 240 FPS.

Embrace the best gaming experience now on PC or Mac!