ctaz-tiempos is the official app of CTAZ providing real-time bus service information for the Zaragoza Area. Users can access arrival times by entering the stop code, search for stops between different locations, and check for any service disruptions. The app also offers arrival times for urban buses by entering the stop code or searching by different lines.

Additionally, users can identify the lines within the Consorcio area that provide service between specific origins and destinations for a given date. The app's itinerary feature allows users to plan door-to-door public transportation trips within the Zaragoza area, utilizing Google Transit to calculate the optimal route combining various available modes of transportation.