Forty Thieves Solitaire is a classic card game that is played with two decks. The game is known for its challenging gameplay, which requires a lot of time, luck, and skill to win. The goal of the game is to build the foundations up in suit from Ace to King. The tableaus are built downwards by suit, and only one card can be moved at a time. The game also allows for empty tableau slots to be filled by any card, adding to the complexity of the gameplay.

The game can be accessed on Android devices and is available for free. The game is a great choice for those who enjoy solitaire games and are looking for a challenging experience. The game is easy to navigate, and players can click on the stock pile at the top left corner to deal a new card. Forty Thieves Solitaire is a great way to spend some free time and will keep players engaged for hours.