Atac is a free Android application that provides information on public transportation and paid street parking in Rome. Developed by ATAC SpA, this app is a must-have for anyone traveling to the Eternal City.

The app offers real-time information on bus, metro, and train schedules, as well as route maps and ticket prices. Users can easily plan their journeys by selecting their starting point and destination, and the app will provide the best route options. Additionally, Atac provides updated information on traffic and service disruptions, ensuring that users can adjust their travel plans accordingly.

The app also includes a section on paid street parking, providing users with information on parking zones, rates, and availability. This feature is especially useful for those driving in Rome, as parking can be a challenge in this bustling city.

Overall, Atac is a comprehensive and user-friendly app that makes navigating Rome's public transportation system a breeze.