Last updated: March 29, 2026
Use two decks and ten tableau columns to build eight same-suit foundations from Ace to King.
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Forty Thieves Solitaire earns its name from the forty cards dealt into ten tableau columns at the start. The game uses two full decks, eight foundations, and strict same-suit building. That creates a slower, tougher puzzle than Klondike. You cannot move packed sequences freely in the traditional rule set; you usually move one top card at a time. The challenge teaches patience, suit tracking, and long-range planning. Start a deal and try to move all eight suits home.
You see Ace of Diamonds at the top of column seven. Move it to a foundation immediately, then look for 2 of Diamonds before drawing stock.
A 9 of Spades can move onto 10 of Spades. Do it if the move exposes a hidden route to an Ace or opens a column.
You clear column three. Place a King there only if it begins a useful same-suit run or gets a blocking card out of the waste.
Play Forty Thieves Solitaire online for free and work through one of the tougher two-deck patience games. Build foundations, manage empty columns, and use the stock carefully. A small mistake can cost the deal, so take your time.
| Version | Difficulty | Players | Typical Time |
|---|---|---|---|
| Forty Thieves | Hard | 1 | 12 to 30 min |
| Spider Solitaire | Medium to Hard | 1 | 10 to 20 min |
| Josephine | Medium | 1 | 10 to 25 min |
The name points to the forty tableau cards dealt at the start: ten columns of four cards.
Traditional Forty Thieves allows one card at a time. Some digital variants allow packed same-suit sequences.
It has a low win rate compared with Klondike. Careful stock use and empty-column management improve your chances.
No. Tableau cards build downward by the same suit.
Forty Thieves Solitaire suits players who want a slower, tougher card puzzle. Sort by suit, protect empty columns, and build eight foundations from Ace to King. Start your free game now.
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