There have been over 20 Photoshop's made in the past 20 years and if looking real hard, almost all of them are still available. The two most recent ones are the ones sold in main retail locations.
Current is 12th version.
There are numerous versions of photoshop because adobe upgrades the software for every version that comes out. I have the new Photoshop Cs5 and there are many differences from Photoshop Cs4. I hope I answered your question Devinthedev Production Site: devinthedev.wall.fm Phone: 386-227-6192
Yes you can download photoshop trial versions
Yes, Adobe supports both Windows, and Macintosh versions of Photoshop.
No, you may get a trial of Photoshop from the Adobe website, but all current and previous versions of Photoshop are paid software.
Image Ready was Photoshop plug-in in earlier versions. Photoshop is image editing software.
Yes, Windows 7 can run all versions of Photoshop
All of them, the Macintosh computer was made for graphics and picture editing programs such as Adobe Photoshop.
To move from Photoshop 7 to CS4 will require a purchased full copy of Photoshop CS4 as there is no upgrade available for versions of Photoshop older than 8 - the first CS version.
No, there are Windows and Mac versions but they are separate.
There are several versions of Photoshop; Photoshop CS3 is aimed at professionals, Photoshop Elements at amateurs. Neither is free software. There is an online version (Photoshop Express) which is currently in beta and this is currently free of charge.
copy brushes and go to C:\Program Files\Adobe\Adobe Photoshop CS4\Presets\Brushes and paste there.it will work and for other versions of Photoshop