One email inbox for all your domains, plus a send API for your app
A calm, fast mail app for Mac
Stage
Startup
Startup
Founded
2026
2026
Based in
RO
US
Pricing model
Not given
Free trial
Pricing
Basic $10/month (up to 5 domains, 3,000 emails/month, $1.80 per 1,000 extra emails); Agency $40/month (up to 30 domains, 15,000 emails/month, $1.30 per 1,000 extra emails). 7-day free trial on Basic plan.
Monthly: $5 USD; Yearly: $49 USD; Founder Lifetime (first 50): $59 USD (valid until December 31, 2026); then $129 USD
Key features
Multi-domain inbox with color tagging by project
Reply as the correct sender address
Transactional send API (Resend compatible)
One DNS setup per domain (no forwarding rules)
MCP server integration with AI agents
Team collaboration (up to 10 members on Agency plan)
Postmark delivery on authenticated domain
Overage pricing for additional volume
HTTP API and MCP for programmatic access
Unified inbox for multiple accounts
Multiple reading pane options (Slide In, Side by Side, Full Window)
Inbox tabs for every account (Primary, Social, Promos, Updates)
Keyboard shortcuts and command palette
Saved replies and snippets
Snooze and quick actions
Rules for sorting mail
Send and Archive in one step
Undo Send and Send Later
Optional AI with Apple Intelligence or custom API key
What makes it different
Single inbox and API for all domains instead of multiple services per domain
No per-seat pricing, flat rate per domain bundle
Authenticated replies solve DMARC issues that forwarding cannot
Built by founder solving his own problem
AI agent integration without separate tooling
Mail stays on your Mac with no Mailwell servers in between
No tracking or analytics, private by design
Support for JMAP protocol with native integration
Works with any IMAP or JMAP account, not just popular providers
Mailyond
Mailwell