PiP for Mac - Always on top window preview similar to the popular windows only OnTopReplica
Hidden Bar - A ultra-light MacOS utility that helps hide menu bar icons.
Helium - Helium lets you accept payments by credit card for anything you want to sell online.
Hocus Focus - A Mac menu bar utility that hides your inactive windows
PiPifier - PiPifier is a macOS 10.
Pliim - One click and be ready to go up on stage and present!