Intros offers people with limited mobility the possibility to use public transport such as buses, streetcars, etc. independently.Using the radar function, approaching vehicles can be detected and also receive a boarding request initiated by the app.Additionally, Intros also offers transport timetables from many different providers allowing one to search for and bookmark various connections.The most important functions include:* Detection of the desired vehicle.* Triggering of the door finding signal.* Sending an entry or exit request.* Monitoring of the next 4 stops in a current trip.Intros was developed to help blind and visually impaired people find the right vehicle, especially at stations with multiple stops. Of course, wheelchair users, or passengers with strollers and/or walkers can also benefit from the apps service.