8 Queens is a chess-based puzzle game that challenges players to place eight queens on an 8 x 8 chessboard so that no two queens threaten each other. The game is a variation of the N queens problem, which involves placing N non-attacking queens on an N x N chessboard. The game has 92 distinct solutions, and if solutions that differ only by symmetry operations of the board are counted as one, the puzzle has 12 fundamental solutions.

In addition to the 8 queens puzzle, the game also includes puzzles that use different chess pieces such as 8 rooks, 14 bishops, 16 kings, and 32 knights. The game also has features such as google play games achievements, optional error highlight, optional movement highlight, smooth gameplay, and puzzle reset. The game is available for free on the Android platform and is developed by Pink Pointer.