Colony Defender HD app for iPhone and iPad

Colony Defender HD is the tower defense game that has it all: frenzied action battles! Hordes of devious enemies! Lightning bolts! Helicopters! Explosions!
Boom and blast those creeps with powerful towers!
Upgrade your weaponry, plan your strategy and get ready for action!
Awesome Features
- 20+ explosive levels
- Defend the Earth with thrilling free to play tower defense action
- Rise to the challenge and perfect your strategy with 3 thrilling game modes
- Deploy your heroes and infantry across a variety of demanding terrains
- Devise the ultimate defense with an array of devastating towers
- Unlock powerful new towers and abilities to aid your defense
- Blitz through waves of creeps at high speed with our fast forward feature