Tallyman is what happened next: a keyboard driven email client on top of Gmail and Outlook. Your vim muscle memory works (j/k, gg, relative line numbers, counts, ...) 39 rebindable shortcuts, command palette, email templates, themes ...
No migration. OAuth only. Verified by Microsoft and live now. Google verification is under review.
30 day free trial, $9/mo per inbox after that. Write me an email if you need an extended trial: [email protected]