GrowthBook vs SavvyCal
Open-source feature flags + experimentation — Warehouse Native
vs. The indie-darling scheduling tool — polished UX, overlay-first design
Pricing tiers
GrowthBook
Open Source (Self-Host)
MIT-licensed. Unlimited everything. Community support.
$0 base (usage-based)
Cloud — Starter (Free)
Up to 3 users. Unlimited flags + experiments. Warehouse Native included.
Free
Cloud — Pro
$40/user/month. Up to 50 users. Advanced stats, visual A/B editor, CUPED, sequential testing, bandits.
$40/mo
Cloud — Enterprise
Custom. Unlimited users, SSO/SAML, approval flows, data pipelines, exportable audit logs.
Custom
Self-Host Enterprise
Open Source + Enterprise license. Visual A/B editor, advanced metrics, SSO/SAML, approvals, training.
Custom
SavvyCal
Basic
$12/user/mo (or $120/year). Unlimited event types, round-robin, single signatures.
$12/mo
Premium
$20/user/mo (or $200/year). Custom branding, custom domain, ranked/round-robin routing, webhooks.
$20/mo
Lifetime
$199 one-time. Full Premium forever (for early supporters / occasional offers).
$199/mo
Free-tier quotas head-to-head
Comparing oss on GrowthBook vs basic on SavvyCal.
| Metric | GrowthBook | SavvyCal |
|---|---|---|
| No overlapping quota metrics for these tiers. | ||
Features
GrowthBook · 15 features
- Approval Flows — Require reviewer approval on flag changes. Enterprise.
- Audit Logs — Full change history. Exportable on Enterprise.
- Dimensions & Slicing — Break down experiment results by user dimensions.
- Edge SDK Support — Cloudflare Workers, Lambda@Edge, Fastly, Akamai EdgeWorkers, Netlify Edge.
- Experiments — A/B/n with CUPED variance reduction + sequential testing.
- Feature Flags — Boolean + string + number + JSON flags with targeting.
- Feature Reviews (PR-style) — Draft → review → approve flag changes.
- Guardrail Metrics — Auto-monitor key metrics during experiments.
- Metric Catalog — Define + reuse metrics across experiments.
- Multi-Armed Bandits — Adaptive traffic allocation. Pro+.
- Safe Rollouts — Guarded gradual rollouts with automatic rollback.
- SSO / SAML — Enterprise SSO for cloud + self-host EE.
- Sticky Bucketing — User stays in variant even after eligibility changes.
- Visual A/B Test Editor — No-code DOM editor for web experiments. Pro+.
- Warehouse Native — Connect your warehouse + run experiments against your events data.
SavvyCal · 15 features
- Automations — Reminders + follow-ups.
- Buffer Time — Before/after meetings.
- Calendar Overlay — See recipient cal overlayed on yours.
- Collective — Find time that works for all hosts.
- Collective Round-Robin — Best of both.
- Custom Branding — Logo + colors.
- Custom Domain — cal.yourbrand.com.
- Embed Widget — Inline + popup for websites.
- Group Events — Many attendees → 1 host.
- One-on-One — Standard solo meetings.
- Paid Bookings — Stripe integration.
- Ranked Availability — Suggest preferred times.
- Round-Robin — Distribute across hosts.
- Teams — Shared scheduling for teams.
- Webhooks — Real-time events (Premium).
Developer interfaces
| Kind | GrowthBook | SavvyCal |
|---|---|---|
| SDK | Edge SDKs (CF Workers / Lambda@Edge / Fastly / Akamai), growthbook-android, growthbook-flutter, growthbook-go, growthbook-java, growthbook-node, growthbook-php, growthbook-python, growthbook-ruby, growthbook-swift, sdk-javascript, sdk-react | — |
| REST | GrowthBook REST API | SavvyCal API |
| OTHER | Webhooks | Embed + Popup Widget, SavvyCal Dashboard, SavvyCal Webhooks |
Staxly is an independent catalog of developer platforms. Some links to GrowthBook and SavvyCal 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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