OBD Connector Downloads & RevenueOBD Connector - OBD-II, ELM327 · App Store

OBD Connector reads your car's diagnostic data right on the device. Connect any ELM327-compatible Bluetooth or Wi-Fi adapter and get live engine telemetry, fault-code lookup, smog-readiness checks, freeze frames, and a complete trip recorder — everything stored locally, no account, no subscription.

WHY OBD CONNECTOR
• 12,135 trouble codes with full descriptions
• Native iOS app — fast, fluid, designed for modern Apple devices
• Privacy first: no analytics, no telemetry, no cloud sync. Your VIN and diagnostic history never leave your device.
• Four interface languages: English, Русский, Deutsch, Español
• One-time purchase. No ads. No in-app purchases.

SUPPORTED BRANDS
VIN decoder with an offline manufacturer database (33 makes): BMW, Mercedes-Benz, Audi, Porsche, Volkswagen, Toyota, Honda, Hyundai, Kia, Mazda, Nissan, Subaru, Ford, Chevrolet, Tesla, Renault, Peugeot, Citroën, Fiat, Alfa Romeo, Acura, BYD, LADA, UAZ, GAZ and others. Pre-built vehicle profiles for BMW, Volkswagen, Toyota, Hyundai, Ford, LADA, and UAZ — pick a make and year and you're set.

DIAGNOSTICS
• Read confirmed (Mode 03), pending (Mode 07), and permanent (Mode 0A) DTCs
• Clear DTCs (Mode 04) with explicit confirmation and ECU-refusal handling
• Freeze frame data (Mode 02) — RPM, vehicle speed, coolant temp, fuel trims, and 12 other parameters captured at the moment the DTC was set
• Smog-readiness monitors (Mode 01 PID 01) — Misfire, EVAP, Catalyst, EGR, all 11 standard monitors
• On-board monitor test results (Mode 06) — catalyst, O2 sensors, EVAP, EGR and misfire: values, limits and pass/fail
• Extended ECU info (Mode 09): VIN, Calibration ID, CVN and ECU name — match TSBs and pass emissions inspection
• Vehicle info (Mode 01): OBD compliance, fuel type, fuel-system status, O2 sensors present
• Built-in encyclopedia: tap any code to see meaning, common causes, symptoms, and diagnostic steps in your language

LIVE DASHBOARD
• Three layout styles: Compact, Analog Gauges, Live Charts
• Six themes: Default, Carbon, Retro Analog, Digital, High Contrast, Minimal
• 55+ supported Mode-01 PIDs with per-vehicle capability detection
• Drag-and-drop editor: build your own dashboard for each profile
• HUD mode: place the device on the dashboard — large mirrored readouts (speed, RPM) light up in the windshield like a head-up display on premium cars
• Real-time RPM, vehicle speed, coolant, throttle, fuel level, MAF, intake air temperature, and more

GARAGE & MAINTENANCE
• Multiple vehicles in one app: nickname, VIN, engine, photo
• Service log with reminders: oil, filters, brake pads, scheduled maintenance by mileage or date
• Vehicle health history: timeline of fault codes and service events

TRIPS
• Full recording with GPS route and OBD data, route drawn on the map
• Swift Charts visualizations: speed, RPM, coolant temperature over time
• 0-100 km/h acceleration test with 0-60, 0-80, 0-100, 1/4-mile splits and personal-best history
• Merge or split trips you accidentally recorded as