To replace everything. Mail, calendar, drive, vpn, password manager, documents etc. What are the pros and cons relative to proton? What are the mobile apps like? What assurances do you have they won't go full proton in the future? And other questions
Crypt.ee looks like a solid option to replace proton drive and docs(only for solo use) if you don't mind their UI/UX. It also gives me confidence in them when I read their FAQ/Privacy policy and listen to the podcasts episodes the CEO has been intertwined in.