F5Bot - F5Bot will send you an email whenever your brand, product, or keyword is mentioned online.
Pusher Beams - Send push notifications programmatically at scale
Google Alerts - Google Alerts will send you email or RSS updates of the latest relevant Google results (web, news...
Truepush - Unleash limitless possibilities with Truepush and save up to $600 monthly. Free up to 10K Subscribers on all features.
mention - Media monitoring made easy with Mention. Create alerts on your name, brand, competitors and be informed in real-time of any mention on the web and social networks
PushOwl - Re-engage website visitors with push notifications