Open Camera - Open Camera is an open-source camera app for Android phones and tablets.
Icons8 Background Remover - Quickly remove the background from any photo
Camera+ - With Camera+ you’re able to use your iPhone to shoot the best photos you possibly can.
remove.bg - Remove the background of any image 100% automatically
Paper Camera - Paper Camera is the BEST Sketch/Cartoon app in the App Store.
ClippingMagic.com - Remove image backgrounds online. Make backgrounds transparent, white, etc. Edit, crop, rotate, fix colors, add shadows, all you need for great photos!