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Email types

Mailofly supports two ways to send. Pick the one that matches your use case.

Transactional (Compose)

One-off messages triggered by your product:
  • Welcome emails
  • Password resets
  • Receipts and alerts
  • Notifications
How: Compose in the app, or POST /v1/emails / SDK emails.send. You only need:
  1. An API key
  2. Optional account key (acc_…) to pin a sending account
  3. Recipients (to addresses or template variables)
Sending examples · Node.js quickstart

Marketing (Campaigns)

Audience-based sends managed in the dashboard:
  • Newsletters
  • Product updates
  • Drip / recurring automation
How: Segment + Template → Campaign → Send (or schedule). Campaigns guide

Quick comparison