Scan engine fault codes, monitor real-time sensor gauges, and clear dashboard check engine lights instantly on your Android phone.
Reads trouble codes and explains what they mean, is it safe to drive, common causes, and expected repair costs in plain English.
Build custom virtual dashboards displaying engine RPM, coolant temperature, boost, air-fuel ratios, and voltage telemetry.
Runs quietly in the background, automatically reconnecting via Bluetooth LE to warn you of rising temps or errors before a breakdown.
OBDAssistant is compatible with all OBD2 standards globally. Connects effortlessly to standard, budget, or premium ELM327 Bluetooth/Wi-Fi adapters plugged into your car's steering column port.
Recognised for outstanding design, high performance background Bluetooth optimizations, and standard-setting vehicle security protocols.
"OBDAssistant's AI explained my P0171 code instantly. I fixed it myself with a $5 MAF sensor cleaning spray instead of paying a mechanic $150 to diagnose it!"
"The Sentinel background monitoring feature saved my engine. It alerted me that coolant temperature was spiking on the highway before the warning gauge even moved."
Yes. The basic version of OBDAssistant is completely free, allowing you to scan trouble codes, read basic sensor telemetry, and check emissions readiness monitors without any ads. Advanced graphing and deep AI repair guides require a premium subscription.
OBDAssistant works with standard open ELM327 Bluetooth and Wi-Fi adapters. Supported devices include OBDLink LX/MX+, Veepeak OBDCheck, Carista, BAFX, and most generic wireless dongles.
Currently, the advanced real-time background tracking engine and interface are optimized specifically for Android. An iOS version is in active development and scheduled for release soon.