If you've ever played Solitaire on a computer, then you'll know what this classic card game is about. The goal is to arrange the deck of cards in the order from ace to king. But you have to be careful: you can only move cards from one pile to another if there is an ace higher than the previous one. And you have to be careful not to create a stack of cards higher than the last one, or you will lose the game.

With this free app, you can play Solitaire on your mobile device. You can create your own decks and play with them, or you can use the pre-built decks. This classic card game is easy to learn, but it is also a challenge. So don't be afraid to try and fail, and keep practicing to get better at it.