A free program for Android, by GDCompany.

This is an online naval wargame where players can compete with each other and play together in alliance. The aim of the game is to sink the enemy’s submarine by attacking it with your own.

The way to play the game is to use the map to your advantage. You can move around it to find the enemy, and if you find them, you can attack them. You can also use different weapons to help you in combat, such as guns, missiles, and torpedoes.

The way to win the game is to have the most points at the end of the map. You can gain points by sinking the enemy, and you can lose points if you get attacked.

This is a free multiplayer game, and you can play with friends or with strangers.