Data activation

Better messaging, powered by your data

Combine all of your user and product data for personalized messaging that reaches your users at the right time and channel.

Unify and activate your data.

Ingest real-time data from your product and warehouse so you can trigger relevant, timely messaging based on any user attribute, event, or action.

Ingest data from your warehouse, CDP, and tools like Stripe, Clerk, and more.

Ingest data from your warehouse, CDP, and tools like Stripe, Clerk, and more.

Build dynamic audiences from attributes, events, and relations.

Build dynamic audiences from attributes, events, and relations.

Trigger workflows from real-time signals, events, or audience changes.

Trigger workflows from real-time signals, events, or audience changes.

Enrich records with AI. Run real-time research, return structured data, and update properties.

Enrich records with AI.

Reliable personalization. Confidently add data to messaging, with guardrails to prevent errors.

Reliable personalization.

Orchestrate cross-channel journeys. Update data from within workflows to trigger messaging across any channel.

Orchestrate cross-channel journeys.

Measure growth at every step. Analyze delivery and engagement metrics to understand every interaction.

Measure growth at every step.

Connect all
your tools.

Messaging channels

Send messages across email, SMS, push, chat, and in-app.

Data sources

Connect popular SaaS tools to trigger event-based messaging.

Custom sources

Ingest custom webhooks to trigger custom workflows and actions.

Third-party extensions

Sync Knock data to popular third-party platforms.

Precision tooling for thoughtful customer engagement.

Knock is the only customer engagement platform that reaches users across every channel, with advanced functions to send fewer, more impactful messages.

Orchestrate messaging workflows with drag-and-drop functionality.

Orchestrate messaging workflows with drag-and-drop functionality.

Send messages across email, SMS, push, chat, and in-app.

Send messages across email, SMS, push, chat, and in-app.

Functions deliver messages when and where your users expect them.

Functions deliver messages when and where your users expect them.

Built-in experimentation. A/B test copy, timing, and more to learn what works best.

Built-in experimentation.

User-first controls. Respect users with send windows, exit criteria, and preference centers.

User-first controls.

Developer-grade observability. View unified logs for every workflow run to debug errors and see message history.

Developer-grade observability.