GrowthRail — Universal Referral Platform

GrowthRail is a referral and attribution platform that helps developers, founders, and product teams turn customer recommendations into a measurable growth channel. Launch referral programs across web, iOS, and Android using developer-friendly SDKs, a REST API, and customizable, ready-to-use sharing components. Track the journey from referral link to signup or purchase, connect with tools like Clerk, Stripe, RevenueCat, and Polar, and trigger rewards through reliable webhooks.