Train Defense Free app for iPhone and iPad

Train Defense is a unique and dynamic realtime strategy tower defense flight control genre mashup.

Defend your tower against enemies trying to steal your water.
Deliver passengers to their destinations for points and powerups.
Build up your train and arm it with turrets.
How high up the leaderboards can you get!

Features:
* complete free roaming train defense
* add any number of carriages to the train
* put any turret on any carriage. you choose the strategy.
* passengers to transport
* land and air enemies - each has a unique strategic purpose
* drop off carriage and reattach them
* build towers to defend areas
* RAM powerup lets you smash through enemies for a short time
* ingame leaderboard shows who has the leaderboard rank, giving you constant incentive to improve.
* very deep strategy behind this simple innovate concept
*** new levels coming soon with different enemies, turrets and strategy