TouchPortal - Touch Portal is a companion app to control a PC or a Mac by using a deck of buttons to improve the workflow & productivity of game streamers, content creators and professionals.
Deckboard - Deckboard helps you create macros for Windows PC and launch them on your phone.
Macro Deck - Use smartphone as macropad for pc
streamdeck - An alternative to an Elgato Stream Deck.
MATRIC - Control PC applications via smarthone/tablet. Especially suitable for space/flightsims.
UP Deck - UP Deck is a programmable control deck that you can use as a remote control for your multimedia platforms, including gaming, streaming, broadcasting, and much more.