Popify App - Boost your conversions using social proof popups
Pusher - Pusher is a hosted API for quickly, easily and securely adding scalable realtime functionality via WebSockets to web and mobile apps.
Smart Notification Bar - Show the right message to the right visitors, every time
Mentioned By - Learn when your site is mentioned by other sites for free
MetricsWave - Monitor every aspect of your business, in real-time, and with ease.
PushOwl - Re-engage website visitors with push notifications