Carista OBD2 Bluetooth Adapter and App: Diagnose, Customize and Service Your Audi, BMW, Lexus, Mini, Scion, Toyota or VW with Dealer Level Technology Adapter and app with dealer-level technology: diagnose, customize, and service your car Free 1-month trial of paid Carista app features Works on both iOS and Android via Bluetooth LE Compatible with a multitude of partner and third-party apps PAID app features (Advanced diagnostics, Customize and Service) are only supported on certain models by Audi, BMW, Lexus, Mini, Scion, Toyota and VW Free 1-month trial of paid app features Compatibility with a multitude of partner apps Support for both Android and iOS <span class="a-text-bold">Advanced features </span>are only supported on <span class="a-text-bold"><u>certain</u></span> <span class="a-text-bold">models </span>by <span class="a-text-bold">Volkswagen, Audi, BMW, Lexus, Mini, Scion and Toyota</span>. Please make sure your car is supported before purchasing the adapter. Purchasing the Carista OBD2 adapter gives you a 1-month free trial of all paid functionality in the Carista app. To continue using these features after the trial expires you must purchase a subscription. EPB retraction tool, Service reset, Launch control counter, Detailed ECU information Tire pressure sensors (TPMS), ABS/VSC/TRAC inspection, Detailed ECU information