You can setup anonaddy or duckduckgo with bitwarden to generate alias emails automatically. The best setup we get for free.
I created filen account using https://filen.io/r/d5a92a596e8518e27b0db303e73e8107 so i got 20 GB storage. And it has linux appimage also.
Quillpad on android + Qownnotes in linux + nextcloud sync