FOR RECEIVING EMAIL: Most domain registrars will have free email forwarding as part of their DNS/MAIL settings, so you should be able to get your registrar to f

FOR RECEIVING EMAIL: Most domain registrars will have free email forwarding as part of their DNS/MAIL settings, so you should be able to get your registrar to forward all email to your personal account free of charge. FOR SENDING EMAIL: postfix is free but a hassle to learn. Sendgrid is good for transactional emails and has two options: (1) a free level that lets you send up to 200 emails per day, and (2) a "lite" plan that charges $0.10 per thousand emails. It can take a bit of digging to find the free signup, but the link is on the front page if you scroll down.