Read 10 Courier reviews and testimonials from customers, explore 5 case studies and customer success stories, and watch customer videos to see why companies chose Courier as their undefined

Courier is the fastest way to add multi-channel notifications to your web, desktop, or mobile app.With one API call, you can reach your users on any channel – email, SMS, push, chat, and more. Trusted by innovative startups like Lattice, LaunchDarkly, LTSE, Bluecrew, and Blissfully. Backed by Y Combinator, Bessemer Venture Partners, Matrix Partners, Twilio, and Slack Fund.

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Customer Rating Review Scorebased on 947 reference ratings
4.8/5.0 (947)

10Testimonials

  • "By moving to Courier to send notifications, we've been able to eliminate 120,000 lines of code. That's logic, templates, and other third-party API integrations we no longer have to maintain."

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5 Case Studies

  • How Bluecrew Uses Multi-Channel Notifications To Connect Thousands of Hourly Workers With Employers

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Read Courier Reviews, Testimonials & Customer References from 10 real Courier customers.

Browse Courier Case Studies, Customer Success Stories, & Customer References from 5 businesses that use Courier.