 The game was released in November 1979, and by June 1982 had sold 20,000 copies to tie with "" and "Castle Wolfenstein" for seventh on "Computer Gaming World"s list of top sellers.It received the award for "Most Popular Program of 1978–1980 for the Apple Computer" in a "Softalk" readers poll.The magazine later described the game as the "progenitor of home arcades."