If you’re into FreeCell, check out my ranked list of sites based on things like...

https://cashwpkr081.huicopper.com/solitaire-com-freecell-on-mobile-is-the-drag-drop-actually-good

If you’re into FreeCell, check out my ranked list of sites based on things like ad load and whether they offer unlimited undo. I liked Solitaired for its clean interface and no sign-up hassle