Many companies use this software for editing photos.
I use this for our company work and this works perfectly for image editing process.
Slack - A messaging app for teams who see through the Earth!
GIMP - GIMP is a multiplatform photo manipulation tool.
Sketchboard.io - Visual Remote Teamwork. Solve problems and create ideas on endless whiteboard with your teammates by sketching.
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
Smoothboard Air - Smoothboard Air is a collaborative interactive whiteboard application for iPads and Android devices that revolutionizes interaction in lecture rooms.
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.