Freelancer is a space trading and combat simulation video game developed by Digital Anvil and published by Microsoft Game Studios. It is a chronological sequel to Digital Anvil's Starlancer, a combat flight simulator released in 2000. The game was initially announced by Chris Roberts in 1999, and following many production schedule mishaps and a buyout of Digital Anvil by Microsoft, it was eventually released in March 2003.

A space flight simulation is a genre of flight simulator video games that lets players experience space flight to varying degrees of realism. Common mechanics include space exploration, space trade and space combat.