Many companies use this software for editing photos.
I use this for our company work and this works perfectly for image editing process.
Procreate - Procreate is the most powerful and intuitive digital illustration App available for iPad®.
GIMP - GIMP is a multiplatform photo manipulation tool.
ibis Paint X - Drawn with + ibisPaint
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
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.
TwistedBrush Pro Studio - A powerful and unique natural media painting program.