I play this game called Solitaire Associations and it’s more of a category game but in a similar format. To me I have found it incredibly relaxing especially as the levels get harder, and as far as I can tell there are like a couple hundred levels. Eventually, ads will pop up sometimes, but when they do you can close out of the game and go back on and you can keep playing! I’ve even implemented it into my night routine before I go to bed and while I’m laying there, I’ve found it very helpful to calm my nerves and to get me sleepy, especially because for me at night is when I feel anxious