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Unitpost vs addy.io

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Unitpost compared with addy.io
DetailUnitpostaddy.io
What it doesOne platform for every email your product sends — transactional and marketing Free, open-source anonymous email forwarding
StageNot given Not given
FoundedNot given Not given
Based inUS Not given
Pricing modelNot given freemium
PricingNot given Free plan with unlimited standard aliases but limited features. Lite plan at $1/month (billed yearly) adds custom domains and additional usernames. Pro plan at $3/month (billed yearly) or $4/month (billed monthly) includes unlimited shared domain aliases and 20 custom domains. Family and Duo plans a
Key features
  • Email builder with visual editor and React components
  • Template gallery with pre-built designs
  • Open and click tracking analytics
  • Domain authentication with DKIM, SPF, DMARC
  • Webhooks and event streaming
  • AI-powered email generation
  • MCP server integration for AI agents
  • Automatic compliance with opt-out and unsubscribe pages
  • Inbound email parsing via webhooks
  • Browser extension for Firefox, Chrome, Edge, Safari
  • Custom domain support
  • Random alias generation
  • Multiple recipients per alias
  • Developer API for automation
  • Tracking pixel blocking
  • Rules and alias deactivation
What makes it different
  • One platform combines transactional and marketing email
  • Completely free and open-source software
  • Unlimited standard aliases on free plan
  • Reply and send from aliases without revealing real email
  • Easy alias management with deactivation instead of bounce
  • Multiple app platforms including self-hosted options
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)3 no change since last check61 no change since last check
Trust Flow (Majestic)1831
Citation Flow (Majestic)3340
Referring domains (Majestic)2841456

3 details filled in for both companies.

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