A free program for Android, by Killerfish Games.

This free app is for anyone interested in the history of World War II and wants to learn more about the battles in the Atlantic.

In this game, you will take the role of an Allied or Axis commander. You will have to plan and carry out an attack or defend the sea lanes to win the war. Each side will have a different set of ships and weapons, as well as different strategies and tactics.

There are three modes in this game, including single-player, campaign, and multiplayer modes.