
Viber, which lets iPhone users call and send messages to contacts over 3G and WiFi, free of charge, has been teasing its Android app for a while now.
Last May, the VoIP startup finally released an Android app in beta, but only to a limited subset of some 50,000 users. Today, they’re officially launching the application for all.
The app includes several features exclusives to the Android version, such as a full call screen whenever a Viber call is received, pop-up text message notifications and a default dialer setting that enables users to use the Viber dialer for all their phone calls.
Viber also announced that it has acquired over 12 million active users (last 30 days, out of 20 million registered users) and has a call traffic volume of over one billion minutes of calls per quarter.
On average, the company says, active users talk on Viber for 11 million minutes per day, with an average of 6 minutes per call.

Viber is an iPhone application (Android and Blackberry versions coming soon!) that lets you make free phone calls to other iPhone users that have Viber installed. When you use Viber, your phone calls to any other Viber user are free, and the sound quality is much better than a regular call. You can call any Viber user, anywhere in the world, for free. All Viber features are 100% FREE and do not require any additional “in application” purchase. Viber is...
In August 2005, Google acquired Android, a small startup company based in Palo Alto, CA. Android’s co-founders who went to work at Google included Andy Rubin (co-founder of Danger), Rich Miner (co-founder of Wildfire), Nick Sears (once VP at T-Mobile), and Chris White (one of the first engineers at WebTV). At the time, little was known about the functions of Android other than they made software for mobile phones. This began rumors that Google was planning to enter...
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