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Knock

Notifications infrastructure for product teams.

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What we love

  • Multi-channel notifications (email/push/SMS/in-app)
  • Workflow editor
  • Strong observability

What to watch

  • Premium pricing
  • Niche category

Best for

Engineering teams building multi-channel notifications without writing it all themselves.

Key features

  • Multi-channel orchestration
  • Visual workflow builder
  • User + workspace preferences
  • In-app inbox feed
  • Webhooks + API

What is Knock?

Knock is a notifications-as-a-service platform that handles email, push, SMS, in-app, and Slack with a visual workflow editor.

Who is it for?

Knock is a great fit for teams looking for a backend & infrastructure tool that fits the freemium tier. It's especially loved by engineering teams building serious production systems.

Key tags

NotificationsPush NotificationsDeveloper Tools

How it compares

We curate Knock among the top Backend & Infrastructure tools on saas.fyi. Browse all Backend & Infrastructure tools to compare alternatives, or use the directory's search and filters to find a closer fit.

Pricing

Free, Startup $250/mo. Pricing tier: Freemium. Always confirm current pricing on the official site — SaaS pricing changes frequently.

Quick facts

  • Category: Backend & Infrastructure
  • Pricing: Freemium — Free, Startup $250/mo
  • Website: knock.app
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