OpenOBD
OBD2 Car Scanner & Live Data
Free · Designed for iPad. Not verified for macOS.
Turn your iPhone into a live car dashboard. Connect an ELM327 for real-time engine data, GPS trip logging, and fault-code diagnostics — no account, no subscription.
OpenOBD turns your iPhone into a real-time car dashboard. Connect any ELM327 OBD2 adapter (Bluetooth or Wi-Fi) and see what your car is really doing — live.
LIVE ENGINE DATA
• Speed, RPM, coolant temperature, intake, throttle, engine load, battery voltage and more
• Clean, fast gauges that update in real time
• Instant and average fuel consumption
CARPLAY
• View your live gauges right on your car's built-in screen
• Large, glanceable dials designed for driving — eyes stay on the road
• Keeps showing live data even when your iPhone is locked
TRIP LOGGING
• Automatically record your drives with the GPS route on a map
• Keeps recording in the background, even with the screen locked
• Review distance, duration, speed and fuel for every trip
DIAGNOSTICS
• Read and clear fault codes (DTCs) with plain-language explanations
• Check-engine (MIL) status and stored trouble codes
• Vehicle info: VIN, fuel type, supported sensors
BUILT FOR DRIVERS
• Beautiful dark interface designed for the car
• Works with affordable ELM327 adapters — no subscription, no account
TRY IT WITHOUT HARDWARE
• Tap Connect, then Demo Mode, to explore every feature with simulated live data
OpenOBD is not affiliated with any car manufacturer. An OBD2 adapter (sold separately) is required to read data from your vehicle. Most petrol cars built after 2001 and diesels after 2004 are supported.
Performance improvements and bug fixes — including more accurate instant fuel economy and a refined iPad layout. Thanks for using OpenOBD!
The developer, Osman Cengeri, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Osman Cengeri
- Size
- 34.7 MB
- Category
- Utilities
- Compatibility
Requires iOS 16.4 or later.
- iPhone
Requires iOS 16.4 or later. - iPad
Requires iPadOS 16.4 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Location
- This app may use your location even when it is not open, which can decrease device battery life.
- Languages
- English
- Age Rating
4+
- 4+
- Copyright
- © 2026 OpenOBD