Mälartåg is a free Android app that allows you to purchase your train tickets for five regional train lines in the Stockholm-Mälardalen region. These lines include Örebro – Eskilstuna – Stockholm – Uppsala, Norrköping – Nyköping – Stockholm, Hallsberg – Katrineholm – Stockholm, Linköping – Eskilstuna – Västerås – Sala – Uppsala, and Uppsala – Tierp – Gävle.

Developed by Mälardalstrafik MÄLAB AB, Mälartåg is a travel and navigation app that aims to make train travel more accessible and convenient for commuters in the Stockholm-Mälardalen region. With this app, you can easily plan your trip, check train schedules, and purchase your tickets in advance.

The app is easy to use and provides accurate information about train schedules, fares, and routes. With Mälartåg, you can save time and avoid the hassle of buying tickets at the station. Overall, Mälartåg is a great app for anyone who wants to travel by train in the Stockholm-Mälardalen region.