Pusher - Pusher is a hosted API for quickly, easily and securely adding scalable realtime functionality via WebSockets to web and mobile apps.
Stealthy: Secret Messenger - Chat anonymously with friends & strangers
Truepush - Unleash limitless possibilities with Truepush and save up to $600 monthly. Free up to 10K Subscribers on all features.
BoozyQuiz - A free drinking game for virtual parties on houseparty/zoom
Knock App - Power your product notifications with Segment and Hightouch.
Posiviber - Start a page, share the URL, get comments.