Throw my hat in the ring for Fastmail too. I was looking for a GMail alternative for a particular and settled on Fastmail. (I still use Inbox for other accounts

Throw my hat in the ring for Fastmail too. I was looking for a GMail alternative for a particular and settled on Fastmail. (I still use Inbox for other accounts) I've found their technical team helpful, their instructions with screenshots (although not on the most current version, but a close enough version) helpful, and the web interface smooth (though I typically use native mail clients)