A classic two-deck game of solitaire with four variants for different levels of challenge. Cards on the tableau are placed alternating face-up/face-down. Try to move all cards to the foundation.
Totally free. No in-app purchases.
INTERCHANGE - A very difficult game where the tableau builds in matching suit and you get one pass through the deck one card at-a-time.
BREAKWATER - Like Interchange only the tableau builds in mixed suit.
OSCILATE - Like Interchange only the tableau builds in alternate color suit.
RECIPROCATE - Like Interchange but you get unlimited passes through the deck one card at-a-time.