Performing dealer-level scans and clearing fault codes (ABS, airbag, etc.).
Unlocking "hidden" manufacturer settings, such as enabling windows to open via the key fob, disabling seat belt chimes, or adjusting daytime running lights.
Using a modded APK instead of the official version from the Google Play Store or Apple App Store carries significant risks: Carista OBD2 - Apps on Google Play
Monitoring real-time vehicle parameters such as engine health and battery voltage. Risks of "Modded" Versions
Assisting with DIY maintenance like electronic parking brake retraction, battery registration, and service light resets.
The legitimate Carista app is designed to work with an OBD2 adapter (like the Carista EVO) to perform the following: