Carista is a mobile app which empowers you to seamlessly diagnose, customize, and service your car. Just plug in your OBD2 adapter, launch the app and save time and money on dealers and mechanics. Subscription required! Do not download if you're looking for a free tool. Supports SOME models by VW, Audi, BMW, Mini, Toyota, Lexus, Seat, Skoda. Check yours DIAGNOSTICS.