Tuned Rocks📺 - Discover🔎 curated Youtube videos 24/7
DiskyT - Youtube playlists done right
OrganizeTube - Create video playlists from Youtube, Vimeo and other sources
Playmoss - Create playlists from YouTube, Vimeo and SoundCloud
Poolsuite™ - The super-summer music player
JuniorTube - Curate YouTube playlists. Remotely push them to kids iPads.