Connect your Microsoft 365 accounts, write personalized sequences in Markdown, and let Mailer send them on schedule — no tracking pixels, no bloated HTML, just plain emails that land in inboxes and get replies.
Link your Microsoft 365 email accounts via OAuth. Rotate sending across multiple mailboxes with daily limits.
Write multi-step sequences in Markdown with merge variables. Each contact gets their own personalized campaign.
Emails go out on your schedule — plain text and minimal HTML that looks like a real person wrote it. Track replies in a unified inbox.