The path to “power user” isn’t linear. Courier helps you guide customers through each stage with notifications that reach them at the right time, on the right channel.

The path to “power user” isn’t linear. Courier helps you guide customers through each stage with notifications that reach them at the right time, on the right channel.

Meet users where they are

Meet users where they are

Power multi-channel lifecycle notifications across email, SMS, push, Slack, Teams, and in-app with routing that responds to user behavior and engagement signals.

Power multi-channel lifecycle notifications across email, SMS, push, Slack, Teams, and in-app with routing that responds to user behavior and engagement signals.

Email: Build lasting engagement with onboarding, education, and milestone messages users actually revisit.

In-app: Guide users inside your product with tutorials, upgrade prompts, and progress tracking.

Push: Re-engage dormant users with real-time mobile alerts and milestones that bring them back.

SMS: Break through in high-value moments like trial expirations, renewals, and urgent win-backs.

Slack / MS Teams:  Engage users with product updates, milestones, and renewals where they already work.

Make journeys personal

Make journeys personal

Automate customer journeys that adapt to user behavior. Personalize every notification with signals from product usage, profile data, and milestones.

Workflows that work for you

Workflows that work for you

Workflows that work for you

Courier workflows take the busywork out of notifications, automating behavior-based journeys so your team can focus on shipping product.

Make every message matter

Make every message matter

Make every message matter

Send notifications users actually want. Personalize messages with product and customer data so they always feel timely and relevant.

Turn-key growth program

Turn-key growth program

Unify lifecycle and transactional notifications in one platform. Courier simplifies user journeys, centralizes observability, and gives users one place to manage their notification preferences.

Unify lifecycle and transactional notifications in one platform. Courier simplifies user journeys, centralizes observability, and gives users one place to manage their notification preferences.

No-code designer
No-code designer

Drag-and-drop builder creates branded notifications across email, SMS, push, and in-app without touching code.

Segment message types
Segment message types

Manage promotional and transactional streams independently on shared infrastructure. Easily route through multiple providers for reliability and scale.

Dynamic Audiences
Dynamic Audiences

Build dynamic audiences that target power users for expansion campaigns or winback churned customers with compelling offers.

Drop-in notification center
Drop-in notification center

Courier Inbox lives inside your product with web/mobile SDKs. Users get control over message management.

Trusted by teams shipping notifications at scale

"Courier was the most mature platform we saw, and the only one that empowered our product managers to own messaging and make improvements without engineering."

Nathan Lee, Senior Director of Engineering at Side on how Courier empowered their team to move faster and more accurately.

"Courier was the most mature platform we saw, and the only one that empowered our product managers to own messaging and make improvements without engineering."

Nathan Lee, Senior Director of Engineering at Side on how Courier empowered their team to move faster and more accurately.

"Courier was the most mature platform we saw, and the only one that empowered our product managers to own messaging and make improvements without engineering."

Nathan Lee, Senior Director of Engineering at Side on how Courier empowered their team to move faster and more accurately.

"Courier was the most mature platform we saw, and the only one that empowered our product managers to own messaging and make improvements without engineering."

Nathan Lee, Senior Director of Engineering at Side on how Courier empowered their team to move faster and more accurately.

"Courier was the most mature platform we saw, and the only one that empowered our product managers to own messaging and make improvements without engineering."

Nathan Lee, Senior Director of Engineering at Side on how Courier empowered their team to move faster and more accurately.

Lifecycle moments that drive measurable growth

Onboarding Sequences

Onboarding Sequences

Onboarding Sequences

Progressive email and in-app campaigns guide new users to activation milestones, reducing time-to-value from weeks to days.

Feature Announcements

Feature Announcements

Feature Announcements

Multi-channel campaigns drive adoption of new capabilities while re-engaging dormant users interested in fresh functionality.

Re-engagement Campaigns

Re-engagement Campaigns

Re-engagement Campaigns

Escalating touch sequences bring back inactive users with personalized messaging before they fully churn from your product.

Trial Conversions

Trial Conversions

Trial Conversions

Trial Conversions

Time-based campaigns create urgency as free trials near expiration while highlighting value achieved during trial periods.

Upgrade Prompts

Upgrade Prompts

Upgrade Prompts

Upgrade Prompts

Behavioral triggers catch users at moments of demonstrated need, presenting premium features exactly when readiness signals appear.

Milestone Celebrations

Milestone Celebrations

Usage achievements and anniversaries build emotional connections, transforming utilitarian product relationships into personal bonds.

Win-Back Campaigns

Win-Back Campaigns

Incentive sequences recover churned customers with escalating offers, costing 5-25x less than acquiring net-new replacements.

Dormant Reactivation

Early intervention sequences guide never-activated signups through setup completion before accounts go permanently cold.

Educational Drips

Knowledge-building campaigns deliver progressive value through tips, tutorials, and best practices that increase product adoption.

Build your growth engine with Courier

Build your growth engine with Courier

Build your growth engine with Courier

Build your growth engine with Courier

Talk to a solutions architect or start building yourself

Eager to learn more? Explore our rich resources.

Eager to learn more?

Explore our rich resources.

Lifecycle notification strategies

Common questions about lifecycle notifications

How do I get started with lifecycle notifications?

Start with our onboarding to send your first notification in minutes, or explore our Onboarding Cookbook for detailed implementation details.

How do I get started with lifecycle notifications?

Start with our onboarding to send your first notification in minutes, or explore our Onboarding Cookbook for detailed implementation details.

How do I get started with lifecycle notifications?

Start with our onboarding to send your first notification in minutes, or explore our Onboarding Cookbook for detailed implementation details.

How do I get started with lifecycle notifications?

Start with our onboarding to send your first notification in minutes, or explore our Onboarding Cookbook for detailed implementation details.

Can I trigger notifications based on user behavior?

Can I trigger notifications based on user behavior?

Can I trigger notifications based on user behavior?

Can I trigger notifications based on user behavior?

How do I prevent overwhelming users with too many notifications?

How do I prevent overwhelming users with too many notifications?

How do I prevent overwhelming users with too many notifications?

How do I prevent overwhelming users with too many notifications?

What's the difference between lifecycle and transactional notifications?

What's the difference between lifecycle and transactional notifications?

What's the difference between lifecycle and transactional notifications?

What's the difference between lifecycle and transactional notifications?

How do I personalize notifications for different user segments?

How do I personalize notifications for different user segments?

How do I personalize notifications for different user segments?

How do I personalize notifications for different user segments?

How do I separate promotional lifecycle messages from critical transactional notifications?

How do I separate promotional lifecycle messages from critical transactional notifications?

How do I separate promotional lifecycle messages from critical transactional notifications?

How do I separate promotional lifecycle messages from critical transactional notifications?

How do I measure lifecycle notification impact on retention?

How do I measure lifecycle notification impact on retention?

How do I measure lifecycle notification impact on retention?

How do I measure lifecycle notification impact on retention?

What happens if a user qualifies for multiple lifecycle campaigns?

What happens if a user qualifies for multiple lifecycle campaigns?

What happens if a user qualifies for multiple lifecycle campaigns?

What happens if a user qualifies for multiple lifecycle campaigns?

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