Tango is a free Android app which you can use to make free voice and video calls to other users of Tango app.
You can also use Tango to make free international calls to people in more than 80 countries around the globe.
But you can only call and chat with people also using Tango.
For android user, who do not know how to use Tango, follow this application so that you can use Tango video call and chat with friends around the world.
This application provided information about how to use Tango on android as follow;
...Creating a Tango Profile
...Inviting Friends to Join Tango
...Discovering People on Tango
...Making International Calls
Find out full information here!
This Tango app is not an official Tango's application.