To provide a small application-film transfer tool easy in a refill replacement, and allowing stable transfer of an application film without causing swing nor displacement in the refill loaded on a body.

The application-film transfer tool includes a main body 3 having a base member and a sliding securing member slidably attached to the base member, the refill 5 attachable to and detachable from the main body 3 and having a supply bobbin 53, a take-up bobbin 55, a transfer head, and a refill case, and a refill securing mechanism securing the refill 5 to the main body 3, wherein the refill 5 is secured to the main body 3 by engaging engagement protrusions of the refill 5 with engagement depressions of the base member 11, latching the sliding securing member with a section near the front end of the refill 5, and engaging a section near the back end of the locking member 31 with hooks 73.