Many companies use this software for editing photos.
I use this for our company work and this works perfectly for image editing process.
FlippingBook - FlippingBook changes the way you present your documents
GIMP - GIMP is a multiplatform photo manipulation tool.
Scribd - Unlimited books, audiobooks & comics. Unparalleled discovery. Any device. $8.99/month
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
Flipsnack - Flipsnack | PDF to HTML5 flipbooks
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.