Obd Mary – OBD2 car scanner

Obd Mary – OBD2 car scanner MOD APK v1.291

Premium Unlocked Updated: Apr 20, 2026
15M Apr 20, 2026
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Official version · no mod features

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Description

Obd Mary – OBD2 car scanner is a sophisticated Android app designed for vehicle owners, mechanics, and car enthusiasts who want detailed insights into their vehicle’s health. By connecting to your car’s OBD2 system, this app provides real-time diagnostics, error code reading, and performance monitoring. What sets Obd Mary apart from many other OBD2 tools is its user-friendly interface combined with a powerful set of features that cater both to professionals and casual users. Whether you want to troubleshoot engine problems, monitor fuel efficiency, or track sensor data, Obd Mary offers a comprehensive solution on your smartphone.

Core Features and Gameplay

Having tested Obd Mary extensively, the app impresses right from the start with its intuitive connection setup. You simply pair your Bluetooth OBD2 adapter to the app, and it automatically detects your vehicle’s make and model for accurate data retrieval. One of the standout features is the live data stream, which allows you to view parameters such as RPM, vehicle speed, coolant temperature, and fuel trims in real-time. The app also supports reading and clearing Diagnostic Trouble Codes (DTCs), making it easy to pinpoint issues and reset the check engine light without a visit to the workshop.

Another key feature is the freeze frame data, which captures a snapshot of sensor readings at the moment a fault code is logged. This is invaluable for diagnosing intermittent problems. Obd Mary also offers customizable dashboards where you can select which parameters to display, with options for gauges, graphs, and numeric values. The app supports multiple units of measurement and offers detailed explanations for most fault codes, helping even beginners understand automotive diagnostics.

For performance enthusiasts, Obd Mary includes a trip computer with fuel consumption tracking and acceleration timers, enabling you to monitor your driving habits and vehicle efficiency over time. The app also logs historical data, allowing users to analyze trends and detect emerging issues before they become serious. Overall, Obd Mary combines diagnostic depth with practical features for everyday vehicle monitoring.

Graphics, Sound and Performance

The app’s design emphasizes clarity and ease of use. The graphical interface features clean, modern visuals with smooth animations when switching between dashboards or scrolling through data logs. Gauges are rendered crisply, and color-coded indicators help quickly distinguish normal readings from alerts. Though it’s primarily a data-driven app, Obd Mary avoids clutter by using minimalist icons and intuitive layouts.

Sound design is minimal but functional—alert tones when fault codes are detected or cleared help maintain awareness without being intrusive. Performance-wise, the app runs smoothly on mid-range devices without noticeable lag, even when streaming live data at high frequency. Compatibility spans a wide range of Android versions, supporting devices from Android 5.0 onwards, and the app is optimized to maintain stable Bluetooth connections with most OBD2 adapters on the market.

MOD Features and Premium Benefits

Though this review focuses on the original APK, it’s worth noting that Obd Mary offers a premium subscription unlocking advanced features. Premium users gain access to an extended fault code database, enabling diagnostics for a wider variety of vehicle makes and models. They also benefit from ad-free usage, enhanced logging capabilities with export options (CSV, PDF), and priority customer support.

Other premium perks include customizable alert thresholds for sensor parameters, allowing users to set personalized notifications for overheating or low fuel levels. While the free version covers fundamental diagnostics and monitoring, upgrading unlocks the full potential of the app for professional-grade vehicle analysis. For those interested in modded versions, typical MOD APKs would remove ads and unlock premium features for free, enhancing the user experience further.

User Experience and Interface

it’s user interface is thoughtfully organized to streamline navigation and reduce complexity. The main menu categorizes options into Diagnostics, Live Data, Trip Computer, and Settings, making it easy to find tools without confusion. Each section features clear headings and concise descriptions. The live data screen is highly customizable; users can add or remove widgets and rearrange gauges to suit their viewing preferences.

Accessibility options include adjustable font sizes and contrast modes, which benefit users working in bright environments like garages. The app also provides tutorial prompts and detailed tooltips for error codes, easing the learning curve for beginners. Menus respond quickly to touch inputs, and Bluetooth connection status is always visible at the top bar. Overall, the software balances functionality with simplicity, ensuring both novices and experienced mechanics can operate it efficiently.

Tips and Strategies for New Players

  • Always ensure your Bluetooth OBD2 adapter is fully compatible and properly paired before launching the app to avoid connectivity issues.
  • Start by running a full vehicle scan to clear existing error codes and baseline your car’s condition for future comparisons.
  • Use the freeze frame data feature when diagnosing intermittent faults to capture precise sensor states during errors.
  • Customize your dashboard with the most relevant parameters for your vehicle type and driving habits to monitor efficiently.
  • Regularly export trip and diagnostic logs if you plan to track long-term performance or share data with a mechanic for professional advice.

What’s New in Version 1.290

The latest update to this utility, version 1.290, brings several improvements focused on stability and user experience. Bug fixes address occasional Bluetooth disconnections reported in previous versions, ensuring more reliable vehicle communication. The update also adds new fault code descriptions for the latest car models, expanding the diagnostic database. Additionally, the user interface has been polished with smoother animations and enhanced responsiveness when navigating live data screens. Typical updates like this enhance overall app reliability and compatibility with newer Android devices and OBD2 adapters.

System Requirements and How to Install

the app requires Android 5.0 (Lollipop) or higher, making it accessible for most modern smartphones and tablets. The app’s installation package is relatively lightweight, needing under 50 MB of free storage space. For optimal performance, at least 2 GB of RAM is recommended, especially when streaming live data continuously.

To install the MOD APK version, download the APK file from a trusted source. Before installation, enable “Unknown Sources” in your device’s security settings to allow third-party app installations. Then, open the APK file and follow the on-screen prompts to install. Once installed, pair your Bluetooth OBD2 adapter with your phone and launch the application to begin diagnostics. Make sure you have a stable internet connection during initial setup for the app to download necessary vehicle profiles and updates.

App Information

Version1.291
Size15M
Mod StatusPremium Unlocked
Packagecom.elm.elm327.obd2.eobd.obd.car.scanner.diagnostics.tool.dashboard.doctor.check.engine.torque.speed.trouble.codes.mary
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