The FREE version of the game is now available on the App Store!
It's a good chance for those who want to try the game before you buy.
Download:
http://itunes.apple.com/app/tsolias-vs-zombies-3d-free/id474022435?ls=1&mt=8
Store page:
http://www.store-sakis25games.com/2011/10/tsolias-vs-zombies-3d-free.html