GeekOBD App

Professional OBD Car Diagnostic Software

Compatible with ELM327 adapters • Free basic features • PLUS membership for advanced functions

Official MOBD devices include lifetime PLUS membership with offline data recording

  • GeekOBD App professional OBD diagnostic software interface showing dashboard and diagnostic features

    GeekOBD App -
    Professional OBD Car Diagnostic Software

    Professional OBD diagnostic software compatible with ELM327 adapters,
    Free basic features with PLUS membership for advanced functions.
    Dashboard, fault detection, trip recording - all free to use.
    Official MOBD devices include lifetime PLUS membership
    with offline data recording to TF card.
  • MOBD hardware devices and GeekOBD app features showcase
    Exclusive Offers
    Compatible with ELM327 adapters, support Android / iOS
    Free basic features: dashboard, detection, trip recording
    PLUS membership for advanced features
    Official MOBD devices: lifetime PLUS + offline recording
    Enhanced user experience with TF card data storage
    GeekOBD app dashboard interface on iPhone
    GeekOBD app diagnostic features on iPhone
    GeekOBD app trip analysis on iPhone

Core Features Overview

Custom Dashboard & HUD

Freely design dashboard layout, support circular, semi-circular, bar, text and other styles, HUD projection for safe driving.

  • 8+ dashboard (Free) / Unlimited (PLUS)
  • Real-time data visualization
  • HUD mode for windshield projection
  • Customizable gauge layouts

Professional Fault Diagnosis

Read/clear fault codes, detailed explanations and maintenance recommendations, support snapshot and tracking detection, covering annual inspection simulation, battery/throttle health and other special tests.

  • 5000+ diagnostic trouble codes
  • Real-time sensor monitoring
  • Freeze frame data analysis
  • Maintenance scheduling alerts

Trip Analysis & Driving Behavior

Record driving data throughout the journey, analyze fuel consumption, speed, routes and driving habits, trend visualization comparison.

  • 7-day history (Free) / Unlimited (PLUS)
  • Fuel efficiency tracking
  • Route mapping & GPS integration
  • Driving score analysis

Intelligent Alerts & Voice Broadcast

Customize alert schemes, set trigger/end conditions, frequency and voice content, real-time voice reminders for safety and peace of mind.

  • Custom alert thresholds
  • Multi-language voice support
  • Speed & RPM warnings
  • Engine temperature alerts

Resource Center & Community

Download/share dashboards, detection schemes and alert templates, access fault code encyclopedia, maintenance guides and Q&A community.

  • Shared dashboard library
  • Community-driven content
  • Expert maintenance tips
  • Q&A support forum

Auxiliary Tools

HUD navigation, one-click car finder, engine sound simulation, dual-camera dash cam and more.

  • GPS navigation integration
  • Car finder with location memory
  • Engine sound enhancement
  • Dual-camera recording

Mobile Application

GeekOBD mobile application interface showing dashboard, diagnostics, and trip analysis features

GeekOBD Professional App

Transform your smartphone into a powerful automotive diagnostic center. Compatible with all ELM327 adapters, offering both free essential features and premium PLUS membership benefits. Learn more about the app →

Key Features

  • Customizable Dashboard: Create personalized displays with HUD support
  • Real-time Diagnostics: Instant fault detection with detailed explanations
  • Trip Analytics: Comprehensive fuel consumption and driving behavior analysis
  • Smart Alerts: Voice warnings with customizable detection schemes
  • Map Integration: Visual tracking of routes, fuel consumption, and speed data
Learn More About GeekOBD App
Download App
GeekOBD App QR Code

Scan QR code with your mobile phone to download the GeekOBD App

iOS & Android

Hardware Products

MOBD official enhanced adapter
MOBD - Official Enhanced Adapter

  • Lifetime PLUS Membership: Automatically activated with official device
  • Offline Data Recording: Continuous trip data recording to TF card
  • Independent Operation: Works without phone connection
  • Auto Sync: Data syncs to phone when reconnected
  • Enhanced Experience: Superior performance and reliability
  • Bluetooth 2.0/4.0 dual-mode technology
View MOBD Enhanced Adapter Details
MOBD GPS premium official adapter

MOBD GPS - Premium Official Adapter

  • Lifetime PLUS Membership: All premium features included
  • Built-in GPS: Enhanced positioning and energy-saving design
  • TF Card Storage: Offline trip data recording capability
  • Independent Operation: Continuous monitoring without phone
  • Auto Data Sync: Seamless data transfer when phone reconnects
  • Premium Design: Fashionable exterior with superior build quality
  • Bluetooth 2.0/4.0 dual-mode technology
View MOBD GPS Premium Details

Easy Setup Process

Step 1: Adapter plugs in under dashboard
1. Adapter plugs in under your dashboard
Step 2: Scan QR code to download app
2. Scan the QR code download the APP.
Step 3: Signup and login
3. Signup and login.
Step 4: Set vehicle information
4. Set the vehicle information in the APP.
Step 5: Bind Bluetooth adapter
5. Bind the Bluetooth adaptor in the APP.
Step 6: Connect to adapter
6. Click on the connection adaptor in the APP.

Helpful Resources

Explore our comprehensive guides and tools to get the most out of your GeekOBD experience

DTC Codes Database

Search and lookup diagnostic trouble codes with detailed explanations and repair solutions.

Search DTC Codes Database

OBD Diagnostic Guide

Complete guide to understanding and using OBD diagnostic tools effectively.

Read OBD Diagnostic Guide

Vehicle Compatibility

Check if your vehicle is compatible with GeekOBD diagnostic tools.

Check Vehicle Compatibility

Fuel Efficiency Tips

Learn how to monitor and improve your vehicle's fuel efficiency.

Learn Fuel Efficiency Tips

Support Center

Get help with installation, troubleshooting, and technical support.

Get Technical Support

Automotive Blog

Read the latest articles on car maintenance and diagnostic insights.

Read Automotive Blog

Frequently Asked Questions

What is GeekOBD App and how does it work?

GeekOBD App is a professional OBD diagnostic software compatible with ELM327 series adapters. It connects to your car's diagnostic port to monitor vehicle health, track fuel consumption, and detect faults. Basic features like dashboard, fault detection, and trip recording are free. PLUS membership unlocks advanced features, and official MOBD devices include lifetime PLUS membership.

What vehicles and adapters are compatible?

GeekOBD App works with all vehicles that support the OBDII protocol (most cars after 1996/2001) and is compatible with all ELM327 series OBD adapters. For the best experience, we recommend official MOBD devices which include lifetime PLUS membership and offline data recording capabilities.

What's the difference between free features and PLUS membership?

Free Features: Up to 8 dashboards, 8 alert schemes, 8 detection schemes, recent 7-day trip data, fault code reading and clearing. PLUS Membership: Ad-free experience, unlimited everything, all historical data, safe code clearing, advanced diagnostics (annual inspection, battery & throttle testing), cloud monitoring, premium tools (trip review, knowledge base, dash cam, engine sound). Official MOBD devices automatically include lifetime PLUS membership plus offline TF card recording.

Why choose official MOBD devices over other ELM327 adapters?

While GeekOBD App works with any ELM327 adapter, official MOBD devices provide enhanced user experience: lifetime PLUS membership (no subscription fees), offline data recording to TF card without phone connection, automatic data sync when reconnected, and superior build quality for reliable performance.