Portable PhotoFiltre Studio X 10.0.0 MultiLang (Win | 10.7 MB | RapidShare)
Complete image retouching program without installation.
Extract (with a PortableApps folder at the device's root) and run PhotoFiltreStudioPortable.
Not registered but unlimited trial (always 30 days remaining)
If you drag'n drop a file on (or open with) PhotoFiltreStudioPortable: it will be opened in PhotoFiltreStudio.
Settings of installed PhotoFiltreStudio should be preserved.