# Courier Reviews
**Vendor:** Courier
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## About Courier
Courier is a platform that makes it fast and easy to build a notifications system.
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Rather than build from scratch, developers can use Courier to build a powerful notifications infrastructure, faster.
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- Users value the **excellent customer support** of Courier, appreciating the multiple contact options for assistance.
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- Users appreciate the **ease of use** of Courier, valuing its dynamic notification configuration and excellent support options.
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- Users are disappointed by the **lack of integration options** for popular social media services on the Courier platform.
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**What do you dislike about Courier?**
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**What do you dislike about Courier?**
Courier uses handlebars js, which may be hard to learn and costly for small businesses, especially if high notification volumes are needed.
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Courier helps me manage and deliver notifications across multiple channels such as email and SMS through a single API.
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**What do you dislike about Courier?**
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It's easing the process of integrating different email providers by having a centralized hub where we just think about the templates and events and courier handles the integration with providers
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**What do you dislike about Courier?**
Sometimes emails don't get through, but this might not be Courier
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We use Courier to notify our users of important data when they are away from their computer.
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**What do you dislike about Courier?**
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It happens frequently enough that it can be painful to get work done on something that Courier otherwise makes very easy to accomplish.
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**What do you dislike about Courier?**
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It would be a great idea if email from and adress from could be setup in courier.
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I think the most challenging issue with Courier is its poor SEO.
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What I like about Courier is that's it relatively easy to set up and get started.
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What's bothered me about Courier is that they've fallen short in terms of things they've promised vs their delivery.
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### 16. Courier is reliable (critical for user notifications), simple & has been the bedrock of our dev team
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We were looking to minimize the efforts required for sending notifications across multiple platforms and courier and its complete solution helped us integrate with multiple platforms like slack, SMS, and AWS SES with ease.
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**What do you dislike about Courier?**
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**What do you dislike about Courier?**
I have experienced slow loading times on Courier
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**What do you dislike about Courier?**
Courier Reviews 2026: Details, Pricing, & Features
meta_title: 'Courier Reviews 2026: Details, Pricing, & Features | G2'
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find out how Courier works for a business like yours.
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###### Profile Status
Courier is notification infrastructure for customer messaging, built for humans and AI agents.
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You send one request, and Courier works out where it goes, what it looks like, and whether the user wanted it at all.
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• When a provider fails, Courier fails over to another, and every send lands in one log with its delivery status.
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Courier connects to 50+ providers, including SendGrid, Amazon SES, Twilio, Firebase, and Slack, and bills per message sent at one rate on every channel, with no per-seat fees.
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### Courier Reviews (59)
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Users consistently praise the **ease of use** and **flexibility** of Courier, highlighting its ability to simplify notification management across multiple channels.
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However, some users note that the platform can be **slow at times**, particularly during peak usage.
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What do you like best about Courier?
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What do you dislike about Courier?
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"A Developer's API for Easy Design and notification with Courier"
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Courier is an API for notifications that makes it easy to design and send notifications through various channels like email, Slack, SMS, and push notifications using a single API.
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What do you dislike about Courier?
Courier uses handlebars js, which may be hard to learn and costly for small businesses, especially if high notification volumes are needed.
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Courier helps me manage and deliver notifications across multiple channels such as email and SMS through a single API.
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"A developer who's satisfied with courier"
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What do you dislike about Courier?
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It's easing the process of integrating different email providers by having a centralized hub where we just think about the templates and events and courier handles the integration with providers Review collected by and hosted on G2.com.
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"My experience using courier as a email template"
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What do you dislike about Courier?
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What do you like best about Courier?
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It is no longer the case now, thanks to Courier.
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What do you dislike about Courier?
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What do you dislike about Courier?
Sometimes emails don't get through, but this might not be Courier Review collected by and hosted on G2.com.
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Courier makes implementing a great notification experience across all platforms.
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What do you dislike about Courier?
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It happens frequently enough that it can be painful to get work done on something that Courier otherwise makes very easy to accomplish.
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"Courier simplifies the process of creating notifications"
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Working with Courier is a great experience, and as a developer, it helps that I can create notifications quickly across various platforms.
Courier is also very well documented and has a ton of other great features such as detailed logs and tracking.
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What do you dislike about Courier?
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The customer support from Courier has been amazing!
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What do you dislike about Courier?
Using multi-channel notifications was a little challenging to get status updates from Courier outbound webhooks.
It hasn't been a blocker for current work and Courier has also made improvements for us.
# Top 10 Courier Alternatives & Competitors
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The best overall Courier alternative is Knock.
Other similar apps like Courier are OneSignal, Customer.io, Twilio SendGrid Email API, and SuprSend.
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## Best Paid & Free Alternatives to Courier
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Categories in common with Courier: [Proactive Notification](https://www.g2.com/categories/proactive-notification), [Transactional Email](https://www.g2.com/categories/transactional-email), [Push Notification](https://www.g2.com/categories/push-notification), [Notification Infrastructure](https://www.g2.com/categories/notification-infrastructure)
**Compare:** [Courier vs Knock](https://www.g2.com/compare/courier-vs-knock-knock)
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- [Knock vs OneSignal](https://www.g2.com/compare/knock-knock-vs-onesignal)
- [Knock vs Customer.io](https://www.g2.com/compare/customer-io-vs-knock-knock)
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**Compare:** [Courier vs OneSignal](https://www.g2.com/compare/courier-vs-onesignal)
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The best alternatives to Courier based on G2 user reviews are [Knock](https://www.g2.com/products/knock-knock/reviews) (4.6/5 stars, 146 reviews), [OneSignal](https://www.g2.com/products/onesignal/reviews) (4.7/5 stars, 1198 reviews), and [Customer.io](https://www.g2.com/products/customer-io/reviews) (4.4/5 stars, 835 reviews).
