If you’re into FreeCell, I put together a ranked list of sites based on low ad...

https://messiahwmff829.lucialpiazzale.com/what-s-the-best-freecell-site-if-i-want-zero-friction-and-no-logins

If you’re into FreeCell, I put together a ranked list of sites based on low ad load and unlimited undo options. Some also offer mobile drag-and-drop and don’t require sign-up to jump right in. Check out FreeCellOnline and CardGames