Abstract: The invention provides a device for applying adhesive mounting tape from a roll on sections of walls, floors or ceilings, in particular on floor/wall finishing strips, for the purpose of attaching elements, which device has a handle and in the case of which there are provided, on a carrier, an application element for the mounting tape and a receiving element for the roll for unwinding the mounting tape, it being the case that the application element has, on at least one side, an application edge with such a radius that the adhesive mounting tape, which is fed without the free adhesive surface coming into contact with anything, can be fixed adhesively right into inner corners.