3ʙɪ Mail

AI-assisted email for your brand

Email on your own domain.

Bring any domain you own and send and receive at addresses like hello@yourbusiness.com — in one fast inbox, with AI that summarizes and drafts for you.

Free to start · No domain transfer · Works with any domain provider

Set up in three steps

  1. 1

    Create your account

    Sign up with Google or email. Takes seconds.

  2. 2

    Add your domain

    We show the exact DNS records — copy them to your domain provider.

  3. 3

    Create addresses

    hello@, you@, sales@ — send and receive right away.

Everything your inbox should do

Many domains, one inbox

Every address on every domain you own, with unread counts per address.

Aliases

Extra addresses that deliver to an existing inbox — and reply from them.

AI summaries & replies

Key details, deadlines and a suggested reply for any email.

Attachments

Send and receive files, stored privately to your account.

Instant alerts

New mail appears live, with notifications and badges.

Gmail side-by-side

Read your Gmail next to your domain mail, and tidy it up.

Install anywhere

Add it to your phone or desktop like a native app.

Private by design

Only you can see your mail. Email content is shown safely isolated.

Keep your current email

Already use Outlook or Google Workspace on your domain? Set up a subdomain like inbox.yourbusiness.com and both keep working side by side. We'll warn you before anything could affect existing mail.

  • Existing mailboxes untouched
  • Exact records shown, with copy buttons
  • Live check tells you when you're ready

Questions

Ready for hello@yours?

Type your domain to begin. You'll be sending in minutes.