Interesting, never considered trying it...

Here is what I see when I google this subject:

http://www.kdedevelopers.org/node/1598

Q: Do klik applications work for Redhat, Fedora, Mandriva and Slackware too?
A: Try it. It differs from case to case. We have had reports that many applications work for users of these distros out of the box. Others don't.

Also see that Fedora has some requirements:

http://klik.atekon.de/client/install