"Tron" games are available from Disney XD and Classic Games Arcade. The "Tron" games on these websites must be played in a Web browser and remain free to play as of 2015.
Classic Games Arcade offers a "Tron" game based upon the original 1982 film. The game requires Adobe Flash Player to run. It involves using a motorcycle that creates a wall in its path that destroys the opponent, should they run into it. If the user's motorcycle runs into the opponent's path or the outer wall, the opponent wins.
Disney XD offers "Tron" games inspired by the 2010 "Tron: Legacy" film, the television show "Tron: Uprising" and the original "Tron" film. These games require installing a Web browser plug-in called Unity to play.