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API & webhooks

Build on top of Appointer.

REST API, signed webhooks, OAuth 2.0. Pull bookings, push clients, react to lifecycle events from your own systems. Available on Pro.

Last 30 days
+$1,950
Reactivation revenue from "It's been a while"
Sent
147
Opened
50
Clicked
31
Rebooked
18
18 rebookings × ~$108 average ticket = $1,950 attributed to this campaign.
REST API

Read-only first, write soon.

GET /v1/clients, /v1/services, /v1/staff, /v1/appointments — bearer-token auth with keys you generate from the admin Integrations page. Write endpoints land in the next round.

Last 30 days
+$1,950
Reactivation revenue from "It's been a while"
Sent
147
Opened
50
Clicked
31
Rebooked
18
18 rebookings × ~$108 average ticket = $1,950 attributed to this campaign.
Webhooks

Real-time, signed, retried.

appointment.created, appointment.cancelled, appointment.rescheduled fire as JSON POST with HMAC-SHA256 signatures. 5-attempt exponential backoff on 5xx; verify signature with the secret you got at creation time.

Last 30 days
+$1,950
Reactivation revenue from "It's been a while"
Sent
147
Opened
50
Clicked
31
Rebooked
18
18 rebookings × ~$108 average ticket = $1,950 attributed to this campaign.
OAuth 2.0

For multi-tenant integrations.

Build a Zapier/Make-style integration that can be installed across many Appointer tenants. Standard authorization-code flow with refresh tokens.

Last 30 days
+$1,950
Reactivation revenue from "It's been a while"
Sent
147
Opened
50
Clicked
31
Rebooked
18
18 rebookings × ~$108 average ticket = $1,950 attributed to this campaign.

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