Step in and take a ride with the U-Abo on your smartphone. No queueing, no forgetting to renew your seasonal ticket and never lose your ticket ever again. The following functions of the U-Abo app are available: - Buy and renew your monthly or yearly seasonal ticket wherever, whenever. - Transfer your existing seasonal paper-based ticket into the app. - Use your app-based U-Abo during a ticket inspection. - Never forget to renew your seasonal ticket, the app reminds you before your seasonal tic