Q-Stats - Get free marketing insights for every question on Quora.
Stealthy: Secret Messenger - Chat anonymously with friends & strangers
Site Rank Data - View historical rank information of websites via time series charts.
Berkanan - Chat with people nearby. Even offline, on an ✈️.
Seoxan - check seo report for any website, alexa ranking, server information, meta tags, authority, page speed and more
Roomvine - Chatrooms for real life venues, neighborhoods and events