OneSignal - Customer engagement platform used by over 1 million developers and marketers; the fastest and most reliable way to send mobile and web push notifications, in-app messages, emails, and SMS.
Whelp - AI-based Omni channel customer support platform with chat bot system (On premise and cloud based)
PushBots - Light SDK for mobile push notifications
Myopolis - Myopolis is a business communications platform that uses AI technology to improve the growth of businesses.
iZooto - Engage your mobile and desktop web users with intelligent web push notifications.
DooPage - Don't serve your customers, satisfy them