Cal.com vs Rollbar
Open-source scheduling infrastructure — the self-hostable Calendly alternative
vs. Continuous code improvement — real-time error tracking + AI triage
Pricing tiers
Cal.com
Free (Cloud)
$0. 1 user. Unlimited event types. Unlimited meetings. Cal branding.
Free
Self-Hosted (OSS)
Free forever. AGPL-3.0. Docker/K8s deploy. Full feature parity with cloud.
$0 base (usage-based)
Teams
$12/user/mo. Round-robin, collective events, routing forms, Cal Video, Workflows.
$12/mo
Organizations
$37/user/mo. SSO, advanced routing, dashboards, analytics, dedicated support.
$37/mo
Enterprise
Custom. SAML, HIPAA, dedicated deployments, security reviews.
Custom
Rollbar
Free
$0. 5,000 events/month. 1 user. 30-day retention. Basic alerts.
Free
Essentials
$21/mo (starting). 25K events/mo. Unlimited users. 30-day retention. Slack/Jira integrations.
$21/mo
Advanced
$79/mo (starting). 100K events/mo. Deployment tracking, RQL, AI triage. 180-day retention.
$79/mo
Enterprise
Custom. Starting ~$599/mo. 1M+ events. SSO, audit logs, HIPAA, priority support.
Custom
Free-tier quotas head-to-head
Comparing free on Cal.com vs free on Rollbar.
| Metric | Cal.com | Rollbar |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
Cal.com · 16 features
- Availability — Multiple schedules per user.
- Buffer Time — Padding between meetings.
- Cal Video — Built-in video conferencing.
- Embed — Inline/popup/floating-button embeds.
- Event Types — One-on-one, group, collective, round-robin.
- Insights Dashboard — Booking trends + team analytics.
- Paid Bookings — Stripe integration for paid appointments.
- Platform API — Embed scheduling in your SaaS.
- Recurring Events — Weekly/monthly recurring bookings.
- Round-Robin — Distribute bookings across team.
- Routing Forms — Route leads by answers.
- Self-Host — Deploy to your infra.
- SSO — SAML + OIDC.
- Timezone Detection — Auto-detect viewer timezone.
- Webhooks — Outbound events.
- Workflows — Automated email/SMS reminders.
Rollbar · 15 features
- Alerts — Rule-based alerts to Slack/email/PagerDuty.
- Custom Events — Log arbitrary events via API.
- Deploy Tracking — Annotate errors with deploy SHAs.
- Error Tracking — Capture uncaught exceptions + crashes.
- Intelligent Grouping — Fingerprint-based deduplication.
- Notifiers — 60+ alert channels (Slack, Jira, Teams, PagerDuty, Opsgenie, etc.).
- Person Tracking — Tie errors to end users.
- Real User Monitoring — Browser performance + error correlation.
- Rollbar AI Triage — AI root-cause analysis + suggested fixes.
- RQL Query — SQL-like error querying.
- Session Replay (add-on) — Video-like user session reconstruction.
- Source Maps — Minified JS → original.
- Telemetry Timeline — Breadcrumbs of events before crash.
- Webhooks — Outbound event streaming.
- Workflow Automations — Auto-assign owners, auto-close resolved items.
Developer interfaces
| Kind | Cal.com | Rollbar |
|---|---|---|
| CLI | cal CLI (self-host) | — |
| SDK | @calcom/embed-react | rollbar-go, rollbar.js (browser), rollbar (Node), rollbar-php, rollbar (Python), rollbar (Ruby) |
| REST | Cal.com REST API v2, Platform API (embed in SaaS) | Rollbar REST API |
| OTHER | Cal.com Dashboard, Cal.com Webhooks | Rollbar Dashboard, Rollbar Webhooks |
Staxly is an independent catalog of developer platforms. Some links to Cal.com and Rollbar 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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