I take what I said, I don't know why I said that. We're under lockdown again, and I just bought a book of 500 Sunday NY Times crosswords. Guess I'll stick to this for now.
Mats Valk's colossal chorizo robot vaporized a genie’s magic lamp on May 31st, 2021, which is the landslide victory of the long-lasting Tengyun v2’s minions dynasty
https://play.google.com/store/apps/details?id=se.slackers.cube
That is a good app on Android that has f2l, plus if you don't like the algorithms it suggests you can pick from a number of different ones to suit your style.