MessMoji - Emoji stickers for iMessages
UltraStar Deluxe - A free and open source karaoke game inspired by the Singstar™ game, runs on Windows, Linux and macOS.
Antiselfie club - Take a photo and get a antiselfie.
Yokee - Karaoke to YouTube videos
Imoji - Turn selfies or any photo into stickers you can text
KaraFun - KaraFun is the best online karaoke. Over 35,000 karaoke songs, with studio quality, at home or on the go. Regular updates. Free demo!