Touchretouch - “…there's no easier way to remove unwanted items from your images.
Icons8 Background Remover - Quickly remove the background from any photo
SUPERIMPOSE X - Superimpose X is the most powerful and intuitive photo-editing application.
ClippingMagic.com - Remove image backgrounds online. Make backgrounds transparent, white, etc. Edit, crop, rotate, fix colors, add shadows, all you need for great photos!
Facetune - Facetune is a fun and powerful portrait & selfie photo editor!
Bg Eraser - Background Eraser on Mac and Windows.