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Tellüs is a location based social app, allowing nearby users to connect without exchanging any contact information.  Tellüs groups are designed as miniature social networks attached to your favorite spots.  With Tellüs, you don't need to share any contact information to chat with someone.  Use Tellüs as a virtual sign up sheet, now anytime someone is there, they can join the group and sign up.  With Tellüs, you can share anything without exchanging any contact information. All in a tap.  With Tellüs, you can start a new group, and anyone nearby can join it.  Tellüs is a mini social network for your favorite places.  Create groups, find events, and chat with anyone around.  Want to start a club at a gym or your favorite hangout spot?  Once in a group, you'll be able to chat with other group members from anywhere.  An exclusive social network for your hangout, neighborhood, class, campus - anywhere.  Create a group in any location, and choose to keep it there, or take it with you.  Groups you start can be password protected.  There's tons of groups already out there, go find them!  Don't want to share your phone number with someone?  Groups can have thousands of people in them, or just a few friends.