Pusher vs Calendly
Realtime pub/sub WebSocket Channels + programmatic push (Beams)
vs. The scheduling category leader — dominant polished SaaS booking tool
Pricing tiers
Pusher
Beams: Sandbox
Free. 1K subscribers.
$0 base (usage-based)
Channels: Sandbox
Free. 100 concurrent conns, 200K msg/day.
$0 base (usage-based)
Beams: Startup
$29/mo. 10K subscribers.
$29/mo
Channels: Startup
$49/mo. 500 concurrent conns, 1M msg/day.
$49/mo
Channels: Pro
$99/mo. 2K concurrent conns, 4M msg/day.
$99/mo
Beams: Pro
$99/mo. 50K subscribers.
$99/mo
Beams: Business
$199/mo. 115K subscribers.
$199/mo
Channels: Business
$299/mo. 5K concurrent, 10M msg/day.
$299/mo
Beams: Premium
$399/mo. 250K subscribers.
$399/mo
Channels: Premium
$499/mo. 10K concurrent, 20M msg/day.
$499/mo
Channels: Growth
$699/mo. 15K concurrent, 40M msg/day.
$699/mo
Channels: Plus
$899/mo. 20K concurrent, 60M msg/day.
$899/mo
Channels: Growth Plus
$1,199/mo. 30K concurrent, 90M msg/day.
$1199/mo
Channels: Enterprise
Custom. 10M+ concurrent, 100B+ msg/day. SLA, dedicated support.
Custom
Calendly
Free
$0. 1 user. 1 event type. Unlimited 1-on-1 meetings. Basic calendar integrations.
Free
Standard
$12/user/mo. Unlimited event types. Group events. Remove branding. 7 integrations.
$12/mo
Teams
$20/user/mo. Round-robin, collective, Salesforce/HubSpot, Zapier, routing, metrics.
$20/mo
Enterprise
Starts ~$15,000/year (5-10 users). SSO, SCIM, advanced routing, dedicated success manager, SLA.
$15000/mo
Free-tier quotas head-to-head
Comparing be-sandbox on Pusher vs free on Calendly.
| Metric | Pusher | Calendly |
|---|---|---|
| subscribers | 1000 subscribers | — |
Features
Pusher · 11 features
- Beams — Push notifications for iOS/Android/Web with device interest groups.
- Beams Authenticated Users — Target users by auth user ID across devices.
- Channels — WebSocket pub/sub — realtime events, live updates, notifications.
- Channels Webhooks — Receive server-side notifications of channel activity.
- Client Events — Publish events from clients directly (triggered from browser).
- Debug Console — Live channel debugging dashboard.
- Encrypted Channels — End-to-end encrypted messages.
- Global Clusters — US, EU, AP-Southeast, etc. Pick nearest region.
- Presence Channels — Track who is online in a channel.
- Private Channels — Auth-required channels with server-signed tokens.
- Stats — Connection / message dashboards.
Calendly · 16 features
- Admin Management — Centralized team billing + controls.
- Analytics — Team conversion + activity.
- Availability — Schedules + recurring hours.
- Buffers — Before/after meetings.
- Daily / Weekly Limits — Cap bookings.
- Event Types — One-off, group, collective, round-robin.
- HubSpot Integration — Native sync.
- Inline + Popup Embed — Widget for websites.
- Marketing Routing — Form-based routing to teams/reps.
- Meeting Polls — Group availability poll (like When2Meet).
- Paid Bookings — Stripe integration.
- Round-Robin — Distribute across team.
- Salesforce Integration — Native, deep sync (Teams+).
- SSO — Enterprise only.
- Webhooks — Real-time events.
- Workflows — Automated reminders + follow-ups.
Developer interfaces
| Kind | Pusher | Calendly |
|---|---|---|
| SDK | Pusher Beams Android, Pusher Beams iOS, Pusher Beams Web SDK, pusher-http-go, pusher-http-java, pusher-http-php, pusher-js (client), pusher (Node), pusher (Python), pusher (Ruby), PusherSwift, pusher-websocket-java (Android) | — |
| REST | Beams Publish API, Pusher HTTP API | Calendly REST API |
| OTHER | Channels Webhooks, Pusher WebSocket | Calendly App, Calendly Embed Script, Calendly Webhooks, Chrome Extension, Zapier Integration |
Staxly is an independent catalog of developer platforms. Some links to Pusher and Calendly may be affiliate links — Staxly may earn a commission if you sign up through them, at no extra cost to you. Pricing is verified against vendor pages at publication time — reconfirm before buying.
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