Host sign in

Put it on the big screen

Optional. With no screen at all, players still get the question, the timer, the reveal and the leaderboard on their own phones.

A wireless HDMI dongle is just a second display to your laptop, so Send to projector covers it. Set Windows to Extend (Win + P) rather than Duplicate, or the room sees your controls.

Scan this from a smart TV, a tablet or a laptop to open the big screen there. The link is single-use in the sense that issuing a new one immediately stops the old one working.