Stream

getstream.io

Stream is an enterprise-grade chat and activity feed provider that serves more than a billion end-users. Stream’s feature-rich products include robust client-side SDKs for iOS, Android, React, React Native, Flutter, and support for the most commonly used server-side languages; scalable and secure APIs; and a beautiful UI kit. It is the fastest,most scalable solution on the market today, enabling application product teams to increase user engagement and retention and decrease time to market.