Tides of War is an 18th-century naval simulation where players command a ship and navigate an open-world environment. The game features free exploration, mission-based gameplay, and real-time naval combat. Players accept various assignments including combat engagements, cargo delivery, and exploration tasks to earn currency. Resources can be invested in ship upgrades and improved armaments to enhance combat effectiveness. The battle system uses indirect ship controls with strategic elements like wind direction affecting maneuverability. Players manage crew operations by adjusting discipline levels and provisions, which directly impact crew morale and performance statistics.