When this happens...
CalendlyInvitee Created
Then do this...
SlackSend Channel Message

You're trying to score a big meeting, and send out an invite for someone to accept. Wouldn't it be nice to know that they have while you're chatting with other teammates? Use Zapier to connect your apps together, and stay on top of your schedule and meetings

How It Works

  1. An invitee schedules a meeting with you in Calendly
  2. Zapier sends a message to Slack

What You Need

  • Calendly account
  • Slack account

Why Zapier?


Get started for free—14 day trial of premium features and apps.


No coding required—automate any of 1,500+ apps in minutes.


Enterprise-level security—connect mission-critical apps.

It's easy to connect Calendly + Slack and requires absolutely zero coding experience—the only limit is your own imagination.

When this happens...
then do this!
Invitee Canceled

Triggers when an invitee cancels a scheduled event.

Send Direct Message

Send a direct message to a user or yourself from the Slackbot.

Invitee Created

Triggers when an invitee schedules an event.

Send Channel Message

Post a new message to a specific #channel you choose.

New Starred Message

Triggers when you star a message.

Add Reminder

Adds a reminder for yourself or a teammate, just like the /remind slash command.

New Message Posted to Channel

Triggers when a new message is posted to a specific #channel you choose.

Set Channel Topic

Sets the topic on a selected channel.

New Public Message Posted Anywhere

Triggers when a new message is posted to any public channel.

Invite New User

Invite a new User to your Slack workspace. Uses legacy tokens.

Use our free platform to build a single Zapier integration and instantly connect your app with 1,500+ others.

Become a Zapier Integration Partner

Calendly is an elegant and simple scheduling tool for businesses that eliminates email back and forth. It helps save time so that businesses can provide great service and increase sales.

Slack is a platform for team communication: everything in one place, instantly searchable, available wherever you go. Offering instant messaging, document sharing and knowledge search for modern teams.

See Slack Integrations