Squarecircleco is a video game developer which has been creating Macromedia Flash games since 2000. squarecircleco. has created many games, their most famous and popular of which being the Heli Attack series. Their games often involve soldiers, helicopters, or a mix of the two. One of their games, Heli Attack 2, was named Game of the Year by Miniclip for 2003, and Flashkit.com's Most Addictive Game of the Year. Heli Attack 3 was named Miniclip Game of the Year as well in 2005.