TrackStrap™ compatible and Vive Tracker features: 

Added foot tracking for people with trackers, your feet will decide if you’re standing on something or not now instead of it just being an invisible line from your neck. Aside from that it shouldn’t change anything, feet are synched in multiplayer however.

From the Steam Page: 

Climbey is a VR-only climbing game! The goal is to climb to the finish as fast as you can, avoiding obstacles and trying not to fall along the way.

Check out the Steam Page