WhatsApp - WhatsApp Messenger: More than 1 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere.
FreshStatus - Better status pages in 1-click, FREE FOREVER
FastAd Market - Advertise on any social media platform using just one Ad. Make money when you share other Ads on the timeline.
statuspage - A simple self-hosted status page site with an API written in Django under the BSD license.
Messenger Day by Facebook - Share your day in Messenger
Avaya one-X Agent - Other Customer Service