Viber is an iPhone and Android app that lets you call and text your friends and family for free.
http://www.viber.com/
Viber lets everyone in the world connect freely. Viber's millions of users call, text, send photos and locations to any other Viber user, anywhere, from iPhone® and Android™ phones. Viber's calls offer better sound quality than carrier networks. We are free, do not accept advertising, and commit to constantly innovating and introducing new features and possibilities. We also value your privacy: read our privacy policy at http://www.viber.com/privacy.
Get it, you'll like it.
CONTACT US:
Viber Support - http://helpme.viber.com/
Google+ - http://plus.google.com/u/0/112911444975875397175/posts
Facebook - http://www.facebook.com/viber
Twitter - http://twitter.com/viber
