Many companies use this software for editing photos.
I use this for our company work and this works perfectly for image editing process.
Mailwasher - Over 8 million people use MailWasher as their spam filter
GIMP - GIMP is a multiplatform photo manipulation tool.
SPAMfighter - SPAMfighter and Microsoft have built the strongest and most effective anti spam filter for Outlook, Windows Live Mail, Outlook Express & Thunderbird
Affinity Photo - Affinity is the imaging and design suite for creative professionals exclusively for Mac.
Spam Reader - Spam Reader is a free anti-spam add-on for Microsoft Outlook.
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.