I tried ubuntu touch. Not having any banking app was a pain. I was not successful in using signal. WhatsApp is also very used around me. So I gave up.

I wanted to degoogle so I tried iOS. It is absolute garbage.

I think /e/OS, GrapheneOS and CalyxOs are the best to use right now. I might buy a fairphone with /e/OS despite the price when I will change phone, because I do not want to buy a pixel