This application allows you to display maps from the following services:
- 4UMaps (World)
- Hike & Bike map (World)
- Hiking/mri (Europe)
- OpenStreetMap (World)
- OpenTopoMap (World)
- Thunderforest (World) — needs a free subscription
- WanderReitKarte (Europe)

You can also add other WMTS map services.

You can save maps locally on your device so that they are available when you have no connection.

You can display trails imported from GPX files and also record your own walks in this format.