Many companies use this software for editing photos.
I use this for our company work and this works perfectly for image editing process.
GIMP - GIMP is a multiplatform photo manipulation tool.
Facetune - Facetune is a fun and powerful portrait & selfie photo editor!
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
Meitu - Meitu is a standalone photo editing application that offers almost all those features and photo editing tools that lets the smartphone users personalize their photos like a professional makeup artists and fashion designers.
Krita - Krita is a professional FREE and open source painting program. It is made by artists that want to seaffordable art tools for everyone. Concept art. texture and matte painters, illustrations and comics.
Touchretouch - “…there's no easier way to remove unwanted items from your images.