Many companies use this software for editing photos.
I use this for our company work and this works perfectly for image editing process.
MotionArtist - Comic creator + animation + sound
GIMP - GIMP is a multiplatform photo manipulation tool.
Pixton - Our goal at Pixton Comics is to enable everyone in the world to make comics.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
Frameless Space - DIY comics app. Be creative, it’s easy.
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.