Integration · Letterhead + Calendly
Letterhead + Calendly
Connect Calendly to Letterhead via Zapier. Everyone who books time with you can join your newsletter automatically.
Better with Calendly
The people who book calls are your warmest audience.
They already wanted a meeting. Calendly books it; Letterhead keeps the conversation going between calls.
Warm by definition
Invitees opted into a conversation — the newsletter continues it.
Zero extra steps
No follow-up ask, no signup form — booking is the signup.
Stay top of mind
Prospects and contacts hear from you between meetings, automatically.
Set it up with Zapier
Live in minutes. No engineer required.
Letterhead is on Zapier, so connecting Calendly is a standard Zap — start from the Calendly + Letterhead page and follow the prompts. Prefer no middleman? Letterhead’s API and MCP server connect directly.
1. Connect both apps
In Zapier, connect your Calendly and Letterhead accounts. No code — a couple of minutes, once.
2. Pick the trigger
Choose Calendly’s “Invitee Created” trigger on the event types you want feeding your list.
3. Point it at Letterhead
Add Letterhead’s contact action. New bookings become subscribers — honor your consent rules on which event types qualify.
How they work together
Calendly and Letterhead, each doing what it does best.
Keep Calendly where it’s strong. Zapier carries the data over, and Letterhead runs the newsletter on top — no code, no rip-and-replace.
What Calendly handles
- Scheduling links and booking pages.
- Availability, routing, and reminders.
- Meeting workflows and follow-ups.
- Calendar integrations.
What Letterhead adds
- New invitees added to your audience automatically.
- A newsletter that nurtures every contact you meet.
- Segments by event type or meeting purpose.
- Engagement signal on who's still listening.
FAQ
Connecting Calendly and Letterhead
How do I connect Calendly to Letterhead?
Through Zapier. Connect both accounts, pick your Calendly trigger, and add Letterhead as the action — the Calendly + Letterhead page on Zapier walks you through it. Most teams are live in under ten minutes.
What does the Calendly + Letterhead Zap actually do?
Choose Calendly’s “Invitee Created” trigger on the event types you want feeding your list. Add Letterhead’s contact action. New bookings become subscribers — honor your consent rules on which event types qualify. From then on it runs automatically, every time.
Is there a native Calendly integration?
The Calendly connection runs through Zapier today, which covers the common workflow well. For a direct connection, Letterhead’s API and MCP server are available — and we build custom integrations, usually in days.
Do I need a developer to set this up?
No. The Zap is point-and-click in Zapier’s editor. If you can fill out a form, you can connect Calendly to Letterhead.
What if we’re consolidating tools or moving off Calendly?
Letterhead works either way — keep Calendly running alongside your newsletter, or book a test drive and bring your stack; we’ll map what a consolidated setup would look like.
What customers say
Turn meetings into subscribers.
Open the Zapier setup and connect Calendly to Letterhead — or book a test drive (yes, it runs on a scheduler too).


