FacePause - Look away to pause YouTube videos
remove.bg - Remove the background of any image 100% automatically
reEmbed - Custom YouTube Video Player
Removal.ai - Create transparent background for any image using Removal.ai - The fastest, easy-to-use & free tool to automatically remove backgrounds online.
CornerTube - Watch YouTube in picture-in-picture on iPad
Icons8 Background Remover - Quickly remove the background from any photo