HEATKEYS

Flickr is almost certainly the best online photo management and sharing application in the world. Show off your favorite photos and videos to the world, securely and privately show content to your friends and family, or blog the photos and videos you...

Twitter is without a doubt the best way to share and discover what is happening right now.

Scribd is a social publishing site, where tens of millions of people share original writings and documents. Scribd

Socialbakers - Online Facebook statistics portal

Academia.edu helps academics follow the latest research.

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

See what your friends are reading. Keep track of what you

AppTweak is the App Store Optimization Toolbox. Get a full ASO report for your app, follow the worldwide ranking, analyze the app marketing of competitors, get yours worlwide reviews & ratings. Discover AppTweak.com now!

Get a clear overview and graph of your twitter stats.

For iPhone developers who love their apps, App Annie keeps tabs on your apps, making it easy to track sales, rankings, and reviews from around the world.