Photoshop

I have Photoshop on my PortableApps platform and it works great. While it's not the up-to-date version, it works great, and it FREE. Here is the site to get it:

[Link to illegal software removed by mod JTH. Please refrain from linking to illegal software again]

(You have to have an application like utorrent to open, and download this file, but it a free app that barely takes any memory.) after you download it to a folder, there will be 11 files, you extract them all
to the portableapps folder (for me it was L:\PortableApps). then, open up the platform, it works like a charm.