Description: Solitaire Cash is a fun, and easy way to make some extra money and is a great alternative to online surveys. You can even earn a $1 cash bonus by referring a friend. And if you're not into gambling, there are plenty of other apps that allow you to make money in your spare time. In order to win in a paid tournament, you'll need a certain amount of gems. To qualify, you'll need to play a number of practice rounds. Once you've achieved a score of at least 1,200, you can enter a tournament for $7 prize money. You can also read the solitaire cash review here.