BuildTycoon is a free online football management and club-building game played in a web browser, with an optional Android app. Players take charge of a club and compete against managers from around the world, managing both the team and the business behind it. They select formations and line-ups, set tactics, watch matches live and make substitutions as play unfolds. Training lets managers develop individual player attributes, while a youth academy offers a way to nurture emerging talent. A transfer market run by players supports buying and selling footballers.

Beyond coaching, BuildTycoon offers club development features: managers can upgrade buildings and stadium facilities to improve player development and generate matchday income. Competition includes national leagues with promotion and relegation, national cups, continental tournaments and a global Club World Cup. The game is available in 14 languages and is designed for both phone and desktop play. Creating an account is free, and an optional subscription provides additional benefits but is not required to play or compete.