Mobistar is a free Android application developed by Autostar S.p.A. that allows users to have their car always in their pocket. The app provides real-time tracking of the car's location, and also stores the car's location history and routes. Additionally, it offers driving reports and statistics, including fuel consumption, and a GreenDriving score to evaluate the user's driving style.

The app also includes information about Autostar's branches and contacts, as well as the policy assistance numbers. Users can also stay up-to-date with Autostar's latest news and offers through the app. With no additional costs, Mobistar is a reliable and convenient tool for car owners who want to keep track of their vehicle at all times.