Uboat Defense is a free war strategy game developed by YoFun Ltd. for the Android platform. The game is set in the late modern period and revolves around a story of a group of women with different backgrounds fighting against the Invaders with allies. As a Commander, you will train powerful troops, recruit beautiful female Officers, and unite other Commanders to eliminate the Invaders and establish a stronger Guild for world peace.

One of the unique features of the game is the brand new troop control system that allows players to command multiple troops to march, garrison, and change targets and marching routes on the battlefield. The game also offers vivid war scenes based on actual geography from the late modern Europe, including landmarks that people will recognize. Additionally, the game has simulated famous war machines used during the late modern period, aiming to bring players back to the era when legends emerged.

Uboat Defense offers real-time multiplayer combat, making the game more appealing and challenging. Players can choose different countries to play in the game, each with its own Country Trait and unique combat units. With millions of players, the game allows players to expand their Guild, show their power, and conquer the land.