Polarr - MacOS, Windows, iOS, Android and online photo editing tools & free photo editors.
Icons8 Background Remover - Quickly remove the background from any photo
Exacto - Quickly remove unwanted backgrounds from photos
ClippingMagic.com - Remove image backgrounds online. Make backgrounds transparent, white, etc. Edit, crop, rotate, fix colors, add shadows, all you need for great photos!
remove.bg for Photoshop - Remove the background of any image 100% automatically
Trace by Sticker Mule - Remove the background from any image for free