For vehicles 2009+ having OBD CAN support.

Requirement: Must already have quality ELM327-style OBD II bluetooth adapter (examples: OBDLink LX, OBDLink MX, vLinker MC, etc.)

Display beautiful real time gauges to monitor your vehicle's engine via a virtual dashboard.

Select from several standard themes, or if you're adventurous you can create your own within the app.

View OBD2 data (varies by vehicle) such as vehicle speed, RPM, estimated torque, coolant temperature, intake air temperature, remaining fuel percentage, and many more.

Also has code scanner (DTC) and readiness monitor check.