In this classic solitaire game you must rearrange the cards in order of rank by moving cards to fill the gaps. When you run out of moves you can shuffle the unordered cards. All four variations are free to play, no in-app purchases.

GAP 2 - Two shuffles. After a shuffle the gasp will be in random locations.
GAP 4 - Four shuffles.
MONTANA 2 - Two shuffles. Leftmost not in-sequence cells will be gaps after the shuffle.
MONTANA 4 - Four shuffles.