The quality of the font suggests an amateur effort, and you might find it at a site like AbstractFonts.com. At least that is where I would probably start looking for it. My iPad is not so great for doing this, or I would try it myself.

- Mike Yanega

Or at a site like DAFont...

Kuba reczny by Jakub Degórski

http://www.dafont.com/kuba-reczny.font

Thanks a lot! You are awesome :)