Sign in to FireMail
Use your custom mail address (e.g. hello@yourdomain.com) and the mailbox password you set in FireCloud. The same credentials work in Gmail, Outlook and any IMAP app.
Use it in Gmail or Outlook
IMAP imap.firemail.space:993 (SSL/TLS) · SMTP smtp.firemail.space:465 (SSL/TLS). Username is the full address, password is the mailbox password.