Haven't seen free ones, but there are really cheap ones. I just got a shared hosting plan for like $3 p/m (from a shared web hosting provider) and I've got like 10 domains and 15+ inboxes hooked up.
Zoho mail let's you do that
Gmail! I just set this up with my GoDaddy domain this morning: medium.com/@fedorHK/how-to-se… Edit: Just realized what you're asking so this probably won't cut it. 😬
I use migadu.com! It's free 👍
Yep, but "[...] 10 outgoing messages per day which include a discreet signature "Sent via Migadu" at the bottom of each message."
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