Just a quick announcement: Monstaaa! is coming on the 29th of May 2012 for iOS as a universal app with iCloud support.
In the meantime we're already working hard on updates with more free levels to come. And apart from that we've got plans to support more platforms in near future - something we'll talk more about soon.
Read more about game development on my game dev blog at Gamedevcoder.wordpress.com
More news coming soon. Stay tuned!