Can the Grasp Switch be used to control a computer or tablet? Ed Clausen January 15, 2021 05:33 Updated Yes. To do this you will need a switch interface, such as Blue2, Hook+, or Hitch 2.0. Related articles Getting Started With the Grasp Switch Why is the Grasp Switch not working? How Do I Attach the Universal Shoulder Strap to the BIG Step-by-Step How Do I Pair My Blue2? Comments 0 comments Article is closed for comments.