CBS Interactive has Mighty Mouse My Hero (iTunes Link) for the iPhone and iPod Touch and Mighty Mouse My Hero HD (iTunes Link) for the iPad in the iTunes App Store for FREE (regularly $2) for a limited time.

Mighty Mouse, the beloved cartoon superstar of yesteryear, flies into the 21st Century on your iPhone and iPod touch! Play as Mighty Mouse through four worlds of non-stop action, as he punches out a host of villains in an exciting fight to save Pearl Pureheart, his true love. Nothing makes a mouse happier than good cheese – collect it as rewards for accomplishments or purchase a wedge to gain power-ups and new costumes. Immerse yourself in this extraordinary, colorful cartoon world. With dynamic flight mechanics and a motley assortment of bad guys, you’ll be challenged and thrilled by MIGHTY MOUSE My Hero!