My Map is a free Android app developed by Lantmäteriet, the Swedish mapping, cadastral and land registration authority. The app offers the most detailed and up to date maps of Sweden, updated daily with synoptic property boundaries, current as well as historic aerial photos, and more.

The app comes with many features, including a topographic map of Sweden, a map consisting of geometrically corrected aerial photos, a hybrid map, and a synoptic representation of property boundaries. You can also access historic aerial photos from the 1960s and 1970s. The app allows you to mark your position on the map using your device's GPS receiver and search for a location by address, property designation, place name, or coordinates. You can also mark and name your favorite places on the map, measure marked distances and height curves, and save areas to use in offline mode.

Overall, My Map is a great tool for anyone looking for detailed and up to date maps of Sweden. The app is easy to use, and its many features make it an excellent choice for both casual users and professionals in the travel and navigation industry.