Zen Studios has announced that CastleStorm will be released on for mobile devices. The mobile adaption will be free to play when it’s released on May 8th. It will be released on iOS, Android and Amazon devices.

Featuring console quality graphics and controls tailored for the touch screen, CastleStorm – Free to Siege includes four full campaigns with 150 battles and four nations with distinct troop classes, weapons, spells, bonus rooms, and eight playable hero characters as well as brand new spells for the mobile version.

“Over 6,000 players joined the CastleStorm – Free to Siege beta on Android, providing valuable feedback that impacted many aspects of the game, including the in-game economy and important gameplay elements,” said Mel Kirk, Zen Studios Vice President of Publishing. “Thank you to all the players who helped us make a better game.”

Take a look at some of the screenshots from the game below.