Like most other patience games, Spider Solitaire is played by one player, and the objective is to sort cards by rank and suit and place them in the foundation fields at the top of the game board. This version of the game is available online and free for everyone to use. Hello and welcome to the Spider Solitaire App! Spider Solitaire is a popular patience game, mostly because of its difficulty level which makes it an interesting logical puzzle. Important Shortcut Keys Toggle Fullscreen: