Knock vs SavvyCal
Notifications-as-a-service: in-app feeds, email, push, SMS, chat via one API
vs. The indie-darling scheduling tool — polished UX, overlay-first design
Pricing tiers
Knock
Developer
Free forever. 10K messages, 500 guide users, 500 AI credits/month.
$0 base (usage-based)
Starter
$250/mo. 50K messages, 2.5K guide users, 2K AI credits. Remove branding.
$250/mo
Enterprise
Custom pricing. White-label, i18n, data warehouse, Datadog, SCIM, SAML, HIPAA/BAA.
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 starter on Knock vs basic on SavvyCal.
| Metric | Knock | SavvyCal |
|---|---|---|
| guide users | 2500 users | — |
| guide users overage | $0.05/user USD/user | — |
| messages monthly | 50000 messages/mo | — |
| messages overage | $0.005/message USD/message | — |
Features
Knock · 13 features
- AI Agents — Autonomous notification drafting & workflow generation.
- Batch + Digest — Group notifications into digests on schedule or window.
- Chat — Slack, Microsoft Teams, Discord.
- Email — Send via SendGrid/Postmark/Resend/Mailgun/AWS SES as relays.
- Guides — In-product messaging, announcements, modals, banners.
- i18n / Localization — Translate templates by user locale.
- In-App Feed — Notification inbox with React/Vue/iOS/Android drop-in components.
- Multi-tenancy — Per-tenant branding, preferences, quiet hours.
- Outbound Webhooks — Subscribe to delivery events.
- Preferences — User + tenant preference center with granular controls.
- Push — iOS (APNs), Android (FCM), Expo, Web Push.
- SMS — Twilio, MessageBird, Telnyx, Vonage as providers.
- Workflows — Visual notification orchestration (branch, batch, delay, throttle).
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 | Knock | SavvyCal |
|---|---|---|
| CLI | Knock CLI | — |
| SDK | knockapi (Python), knockapi (Ruby), knock-elixir, knock-go, knock-java, @knocklabs/node, @knocklabs/react | — |
| REST | Knock REST API | SavvyCal API |
| MCP | Knock MCP Server | — |
| OTHER | Outbound Webhooks | Embed + Popup Widget, SavvyCal Dashboard, SavvyCal Webhooks |
Staxly is an independent catalog of developer platforms. Some links to Knock 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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