Best Car Diagnostics App

Auto Agent

by EZ LYNK

Free

Monitor, diagnose, and update your vehicle's software remotely. This powerful tool allows you to view live data, read and clear diagnostic codes, and record data for your technician. Connect directly with your mechanic for remote assistance and software updates, saving you trips to the repair shop.

FIXD OBD2 Scanner

Clear Your Check Engine Light

Free

This app translates your car's diagnostic trouble codes into plain language, helping you understand potential issues and their severity. It provides maintenance reminders and offers advanced features like issue forecasting and emissions pre-checks with a premium subscription.

Carly — OBD2 car scanner

Diagnose, Code and Service

Free

This app allows car owners to diagnose issues, monitor live engine data, and perform maintenance tasks. It offers advanced features like coding hidden car functions and detecting mileage manipulation, helping users save on repairs and understand their vehicle's health.

DriveVerse: AI Car Diagnostics

Diagnose car sounds with AI

Free

This app uses AI to analyze car sounds, providing insights into potential issues, estimated repair costs, and urgency. It helps track car problems over time, compare symptoms, and understand trends for smarter maintenance and proactive ownership.

MotorData OBD ELM car scanner

Car diagnostic. Dashboard.

Free

Transform your smartphone into a comprehensive car diagnostic tool. Read and clear trouble codes, monitor real-time vehicle performance, and customize your dashboard for a deeper understanding of your car's health. Includes free engine diagnostics with optional advanced features for specific brands.

OBD2 Scanner | OBD Auto Doctor

Car Diagnostics & Check Engine

Free

Diagnose your car's engine light issues and monitor real-time performance data. This app allows you to read and clear diagnostic trouble codes, track fuel consumption, and view sensor data. It's a comprehensive tool for understanding your vehicle's health.

simos.app

VAG ECU Diagnostics & Logging

Free

This tool provides diagnostic, data logging, and flashing capabilities for VAG petrol engines with specific Simos ECUs. Monitor real-time engine parameters, analyze recorded sessions with graphs, and update your ECU with stock or custom tunes.

Steer: OBD2 Car Scanner

AI Mechanic & OBD Diagnostics

Free

Transform your smartphone into a powerful OBD2 diagnostic tool. Read and clear fault codes, monitor real-time performance metrics, and test your vehicle's acceleration and emissions. Compatible with a wide range of car brands and OBD2 scanners.

MECH AI: OBD2 Car Diagnostics

Check Engine Light & Repairs

Free

This AI-powered assistant helps with vehicle diagnostics, repair, and parts lookup. It provides detailed repair guides, intelligent diagnostic support, and a comprehensive parts database to save time and reduce costs.

Car Scanner: OBD2 ELM Reader

OBD diagnostics for ELM327

Free

Transform your smartphone into a car diagnostic tool. Read and clear trouble codes, monitor real-time engine data, and access manufacturer-specific information. Analyze driving behavior and track fuel efficiency.

OBDeleven – OBD2 car scanner

Diagnostics & customization

Free

Transform your smartphone into a powerful car diagnostic and customization tool. Easily scan trouble codes, monitor live data, and access advanced features like coding and service functions for a wide range of car brands. Save time and money on car maintenance and personalization.

Car Scanner ELM OBD2 - Torque

Fixd & Check Engine Diagnostic

Free

Transform your iPhone into a powerful car diagnostic tool. Read and clear trouble codes, monitor live vehicle sensor data, and understand check engine light warnings. Works with most vehicles manufactured since 1996 using standard OBD2 adapters.