6waves Lolapps has Oh!Monster (iTunes Link) for the iPhone and iPod Touch in the iTunes App Store for FREE for a limited time.

Oh!Monster is one of the top casual strategy mobile games for iPhone3GS, iTouch4, iPhone4, iPhone4S.This is the game you should download and play now. Various choices can bring you fun entertainment and amazing game play experience! Decent animation clips will also be delivered to you in between different eras.

As a super hero, you’ll have to fight against hordes of monsters, protect the hourglass and ultimately, search for your lost lover and discover the evil secrets. No worries, you will not be alone! Armed yourself with different skills and weapons, summon the royal allies to fight off the monsters and Boss in different era. Uncover the mystery of chaos space-time and save the world!