Citybikes Vienna is a bike-sharing service for users of the nextbike, with over 100 stations in Vienna and the option to rent bikes for one hour. It's the cheapest and most eco-friendly choice to travel around Vienna.

City bikes are available for one hour, from €1.50 (30 euro), at all nextbike stations. You can also return them at any time. The app shows all nextbike stations, including those in Vienna.

For the app, a one-hour rental is completely free. You don't need to be a member and there are no subscription costs. Just download the app and you're ready to go. The app also shows you the current number of bikes in the nextbike stations and the number of available bikes at your location.