Transactional notifications shape your product experience. Courier gives engineering and product teams a shared notification platform to design, test, and ship multichannel messages.

Transactional notifications shape your product experience. Courier gives engineering and product teams a shared notification platform to design, test, and ship multichannel messages.

Reach users on the channels they rely on

Reach users on the channels they rely on

Keep users informed without message fatigue. Smart routing sends transactional notifications where they matter most across email, SMS, push, Slack, Teams, and in-app notification center.

Keep users informed without message fatigue. Smart routing sends transactional notifications where they matter most across email, SMS, push, Slack, Teams, and in-app notification center.

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Email: Best for detailed notifications users can revisit anytimeโ€”branded and always accessible.

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In-app: Native to your product. No dependencies, no distractions, just alerts where users already work.

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Push: Send real-time alerts to iOS and Android phone for instant visibility when it matters most.

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SMS: Reliable, real-time delivery for critical alerts. Fast, universal, and impossible to miss.

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Slack / MS Teams: Integrate alerts seamlessly into Slack and Teams so updates flow with the work, not against it.

Make every message count

Make every message count

Courier gives teams full control over content and design while workflows handle timing, routing, and deliveryโ€”so notifications always feel on time and on brand.

Templates that deliver

Templates that deliver

Templates that deliver

Create notifications users actually want to receive. Combine personalized data with clean, branded visuals using drag-and-drop tools, or embed Courier Create directly in your app.

Workflows that work for you

Workflows that work for you

Workflows that work for you

Automate follow-ups and escalations. Workflows adapt to user behavior and audience context, crafting sequences that guide users through meaningful journeys.

Transactional notifications that grow with your product

Transactional notifications that grow with your product

Manage delivery, preferences, and observability in one place. Built for teams that need reliable transactional messages without the operational overhead.

Manage delivery, preferences, and observability in one place. Built for teams that need reliable transactional messages without the operational overhead.

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One API does the heavy lifting
One API does the heavy lifting

Connect once with a single API to reach every channel. Simplify routing and failover, reduce integrations, and ensure reliable delivery.

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See what's actually happening
See what's actually happening

Track delivery, engagement, and failures in one place. Know which notifications land, which bounce, and what needs fixing.

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Let users control their experience
Let users control their experience

Use Courierโ€™s out-of-the-box user preference center to manage channel choices, frequency, and quiet hours. Less noise, better engagement.

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Built for devs and product teams
Built for devs and product teams

APIs and workflows for developers. Drag-and-drop builders and dashboards for product teams. Different tools for different jobs, same platform.

Trusted by teams shipping notifications at scale

"With Courier, we manage every notification, for every user, across every channel, in one platform."

Cooper Newby, Chief Product Officer at Bluecrew, on how Bluecrew's team ships notification improvements same-day instead of spending whole sprints updating templates.

"With Courier, we manage every notification, for every user, across every channel, in one platform."

Cooper Newby, Chief Product Officer at Bluecrew, on how Bluecrew's team ships notification improvements same-day instead of spending whole sprints updating templates.

"With Courier, we manage every notification, for every user, across every channel, in one platform."

Cooper Newby, Chief Product Officer at Bluecrew, on how Bluecrew's team ships notification improvements same-day instead of spending whole sprints updating templates.

"With Courier, we manage every notification, for every user, across every channel, in one platform."

Cooper Newby, Chief Product Officer at Bluecrew, on how Bluecrew's team ships notification improvements same-day instead of spending whole sprints updating templates.

"With Courier, we manage every notification, for every user, across every channel, in one platform."

Cooper Newby, Chief Product Officer at Bluecrew, on how Bluecrew's team ships notification improvements same-day instead of spending whole sprints updating templates.

Essential notifications that build trust

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Password Reset

Password Reset

Password Reset

Secure recovery with working one-time links delivered instantly across email and SMS.

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Account Verification

Account Verification

Account Verification

Welcome messages that reach the inbox with branded templates that reinforce your product experience.

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Usage Alerts

Usage Alerts

Usage Alerts

API quota warnings before customers hit their limits, with smart routing to ensure developers see them.

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Appointment Reminders

Appointment Reminders

Appointment Reminders

Appointment Reminders

Reduce no-shows with perfectly timed notifications across SMS, push, and email.

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Deployment Status

Deployment Status

Deployment Status

Deployment Status

Build and pipeline alerts delivered instantly to Slack or Microsoft Teams where your team works.

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Payment Processing

Payment Processing

Instant payout confirmations with transaction details, formatted beautifully and delivered reliably.

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Application Status

Application Status

Keep candidates informed throughout the process with personalized updates that reflect your brand.

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Document Ready

Secure delivery of reports, results, and compliance files with notifications that drive immediate action.

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Feature Updates

Product improvements that drive user adoption with in-app notifications and targeted email campaigns.

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Ready to make better transactional notifications?

Ready to make better transactional notifications?

Ready to make better transactional notifications?

Ready to make better transactional notifications?

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.

Transactional notification strategies

Common questions about transactional notifications

Common questions
about alert notifications

How do I get started with transactional notifications?

Start with our quickstart guide to send your first notification in minutes, or explore our API reference for detailed implementation details.

How do I get started with transactional notifications?

Start with our quickstart guide to send your first notification in minutes, or explore our API reference for detailed implementation details.

How do I get started with transactional notifications?

Start with our quickstart guide to send your first notification in minutes, or explore our API reference for detailed implementation details.

How do I get started with transactional notifications?

Start with our quickstart guide to send your first notification in minutes, or explore our API reference for detailed implementation details.

Can I use my existing email and SMS providers?

Yes! Courier integrates with 50+ providers including SendGrid, Twilio, Mailgun, and AWS SES. Connect your existing accounts or use our recommendations.

Can I use my existing email and SMS providers?

Can I use my existing email and SMS providers?

Yes! Courier integrates with 50+ providers including SendGrid, Twilio, Mailgun, and AWS SES. Connect your existing accounts or use our recommendations.

Can I use my existing email and SMS providers?

Yes! Courier integrates with 50+ providers including SendGrid, Twilio, Mailgun, and AWS SES. Connect your existing accounts or use our recommendations.

How do I set up multi-channel routing and failover?

Learn about intelligent routing and channel fallbacks in our platform documentation.

How do I set up multi-channel routing and failover?

How do I set up multi-channel routing and failover?

Learn about intelligent routing and channel fallbacks in our platform documentation.

How do I set up multi-channel routing and failover?

Learn about intelligent routing and channel fallbacks in our platform documentation.

What's the difference between transactional and marketing notifications?

Transactional notifications are triggered by user actions (receipts, alerts, confirmations). See our notification types guide for detailed comparisons.

What's the difference between transactional and marketing notifications?

What's the difference between transactional and marketing notifications?

Transactional notifications are triggered by user actions (receipts, alerts, confirmations). See our notification types guide for detailed comparisons.

What's the difference between transactional and marketing notifications?

Transactional notifications are triggered by user actions (receipts, alerts, confirmations). See our notification types guide for detailed comparisons.

How do I customize notification templates?

Use Courier Create for drag-and-drop template design, or see our template documentation for code-based customization.

How do I customize notification templates?

How do I customize notification templates?

Use Courier Create for drag-and-drop template design, or see our template documentation for code-based customization.

How do I customize notification templates?

Use Courier Create for drag-and-drop template design, or see our template documentation for code-based customization.

Can I track delivery and engagement metrics?

Yes! Monitor performance with our analytics dashboard or integrate with your existing tools via our webhooks.

Can I track delivery and engagement metrics?

Can I track delivery and engagement metrics?

Yes! Monitor performance with our analytics dashboard or integrate with your existing tools via our webhooks.

Can I track delivery and engagement metrics?

Yes! Monitor performance with our analytics dashboard or integrate with your existing tools via our webhooks.

How do I manage user preferences?

Implement user preference controls with our preferences API or use our pre-built preference center.

How do I manage user preferences?

How do I manage user preferences?

Implement user preference controls with our preferences API or use our pre-built preference center.

How do I manage user preferences?

Implement user preference controls with our preferences API or use our pre-built preference center.

What about compliance and data security?

Courier is SOC 2 Type II certified with GDPR compliance. Read our security documentation and compliance guides.

What about compliance and data security?

What about compliance and data security?

Courier is SOC 2 Type II certified with GDPR compliance. Read our security documentation and compliance guides.

What about compliance and data security?

Courier is SOC 2 Type II certified with GDPR compliance. Read our security documentation and compliance guides.

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