Do you love the original Solitaire Klondike but want a bigger challenge? You’ve found it with the classic Yukon Solitaire and Russian Solitaire card games! Play Yukon Solitaire and Russian Solitaire in one seamless app from the original and most trusted creators of Solitaire on mobile – MobilityWare. MobilityWare is the #1 Solitaire and card game developer for your phone!