A free app for Android, by Seagame.

Uboat Defence is a real-time multiplayer strategy war game where you will train, command, and lead the most powerful troops to conquer the world.

The war has begun!

In the game, you will take control of a nation that is preparing to fight against invading enemies. As the commander, you will train your troops, recruit officers and train them in battle, and finally lead the troops and conquer the world.

What are the invaders?

The enemies will come in different forms and shapes, from the most harmless to the most dangerous. 

There are different invaders from different countries that you can fight against. Each country has its own country trait, and the units unique to each country are all famous war machines that served the countries throughout history.

There are multiple countries to select in the game, and each country has its own army, its own history, and its own traits.