Photoshop CS5 is licensed as Shareware for the Windows operating system / platform from graphics editors and can be used as a free trial until the trial period ends (after an unspecified number of days).
Major release: Adobe Photoshop CS6 13. Free Software Download.
“A free trial download of Adobe Photoshop CS” A review of Adobe Photoshop 8 CS by Fernando Ortega. If you haven't tried Photoshop yet, this is the perfect opportunity to give it a try and find out why 'to photoshop' has become a verb in most English-speakers' minds.