OBDAssistant now brings real-time AI chat diagnostics, instant fault code scanning, OCR VIN capture, and live data dashboards to every driver and pro. Scan, understand, and fix with confidence.
Modern, high‑tech diagnostics aligned with our new edge‑to‑edge app UI
Conversational explanations of faults with repair guidance and next steps.
Lightning‑fast DTC detection with contextual repair videos where available.
Camera recognition auto‑identifies VIN and modules for faster setup.
Interprets DTCs, symptoms, and live data to pinpoint likely causes and fixes.
Customizable performance graphs and metrics with modern edge‑to‑edge UI.
AI‑enhanced power estimation and performance tracking for enthusiasts.
Engine, ABS, Transmission, SRS and more — broader coverage than ever.
High‑contrast deep blue, neon accents, and mobile‑first performance.
4.7★ average rating from 300+ verified reviews
“AI chat explained my misfire and linked the exact repair video. Fixed in a weekend.”
“Dyno + live dashboards are perfect for tuning — effortless and accurate.”
More insights, less guesswork — compared to leading apps
Most apps show a code. We explain causes, tests, and fixes in natural language.
Skip manual entry — camera recognition identifies vehicle and ECUs fast.
AI‑enhanced performance tools rarely found in general OBD apps.
Engine, ABS, Transmission, SRS — broader scan than basic readers.
A look at the new edge‑to‑edge UI, dyno tools, OCR, and AI insights
Comprehensive vehicle diagnostics tools powered by AI technology - everything you need to monitor, diagnose, and maintain your vehicle's optimal performance
Instantly scan and interpret diagnostic trouble codes (DTCs) from your vehicle's ECU. Get detailed explanations, root cause analysis, and step-by-step repair solutions powered by AI diagnostics.
Monitor live OBD2 data streams including engine RPM, vehicle speed, coolant temperature, fuel trim, MAF sensor readings, and 50+ other critical parameters with professional-grade accuracy and real-time charts.
Revolutionary artificial intelligence analyzes your vehicle's data patterns, identifies potential issues before they become costly repairs, and provides intelligent maintenance recommendations tailored to your driving habits.
Maintain detailed vehicle health records with timestamped diagnostic sessions, performance trends analysis, and exportable reports for insurance claims or mechanic consultations.
Configure intelligent alerts for critical vehicle parameters like engine temperature, RPM limits, fuel trim values, and sensor anomalies. Prevent costly breakdowns with proactive notifications.
Seamlessly connect to any ELM327-compatible OBD2 adapter for wireless vehicle diagnostics.
Get started with OBDAssistant in just a few simple steps
Plug your OBD2 adapter into your vehicle's diagnostic port (usually located under the dashboard) and turn on your vehicle's ignition.
Open the OBD2 Assistant app on your smartphone and pair it with your OBD2 adapter via Bluetooth.
Perform a quick scan to identify any trouble codes stored in your vehicle's computer system.
Receive detailed explanations, potential causes, and recommended solutions for any issues detected.
Real feedback from vehicle owners using OBDAssistant
"OBDAssistant helped me identify a sensor issue that my mechanic had missed. The real-time data monitoring is incredibly useful for tracking my engine's performance."
Toyota Camry Owner
"As someone who knows very little about cars, this app has been a lifesaver. It explains everything in plain English and gives me confidence when talking to mechanics."
Honda Civic Owner
"The AI diagnostic feature is impressive. It correctly identified my transmission issue and saved me from an unnecessary repair that another shop had recommended."
Ford F-150 Owner
Tips, tutorials, and insights for vehicle diagnostics
Learn the basics of OBD2 diagnostics and how to connect your first adapter.
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Discover how advanced AI technology provides comprehensive vehicle analysis.
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Tips and tricks for effective real-time vehicle data monitoring and analysis.
Read MoreExperience professional-grade diagnostics with OBDAssistant. Try it free for 7 days.
Android 8.0+ supported. iOS version under active development.