Can Charms be applied to PopUp purchases? Charms are used exclusively in the Charm Room to redeem Charm Room items. Charms cannot be applied to PopUp purchases. Related articles What is the difference between PopUp and Charm Room? Can I cancel a PopUp purchase? Can I return or exchange an item I purchased from PopUp? Can I leave reviews on the items I purchase from PopUp? What kinds of products will I see at BoxyCharm PopUp?