I'm on the same boat but I can't find an email client that has a web version and a phone version that also doesn't force me to use their email server. Closest

I'm on the same boat but I can't find an email client that has a web version and a phone version that also doesn't force me to use their email server. Closest you can get is thunderbird + K9 and it doesn't allow snoozing email on phone, which is a hard requirement for me