Spider Solitaire is a variation of classic solitaire where you have to place 104 cards into four foundations by sorting them in a tableau. For other fun games, try FreeCell Solitaire or play online Solitaire. Score based on time and total moves, and compete on our leaderboards. No download or email registration required, and play in full screen mode or on your mobile phone. Start playing unlimited games of Spider Solitaire for free.