Fallout Shelter, the phone and tablet spinoff which launched at Bethesda's 2015 E3 conference, is coming to PC. In addition to the vanilla content, the PC version will also introduce questing for vault dwellers, new locations, new enemies to smite, a new battle system as well as new characters.
Fallout Shelter will come to PC in July. Check out the trailer below (Shelter starts at 2:17).