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Built by Rebrandly and Wonder Cave, Relay helps you create smarter, more effective campaigns that drive engagement, optimize performance, and scale with confidence.

Rebrandly x Wonder Cave (600 x 120 px)

Request a custom demo

College students with phones-1
Relay changes that.
Rebrandly x Wonder Cave (600 x 120 px)
Relay brings the intelligence of dynamic, branded links and advanced analytics to SMS and MMS messaging.
Created by Wonder Cave and Rebrandly, Relay is built for marketers who want to go beyond clicks and opens—who want to understand their audience, optimize every message, and scale with confidence.

Why Relay?

If you’re using text messaging today, you know how powerful it can be. But it could be more. Relay turns every message into a smarter, more effective connection.

Branded Links

Make your calls-to-action unmistakably yours, driving trust and better engagement.

Personalized URLs

Tailor every message to feel personal, no matter how many people you’re reaching.

Advanced Analytics

Know exactly what works—who’s clicking, when, where, and why—so you can optimize and grow.

And it's all built on enterprise-grade infrastructure, so it works seamlessly and securely at any scale.

Game changing results

When nonprofits used Relay for disaster relief efforts in North Carolina, they saw...

40%

higher click-through rates

 

30%

increased donations

 

And it’s not just nonprofits. Leading agencies, retailers, and performance marketers are using Relay to power campaigns that drive results.