Viber uses the latest in VoIP technology to offer completely free calling with superior sound quality.
ENGADGET: Viber VoIP iPhone app: 3G calling, no registration, and totally free
Viber is totally free to download and has no hidden costs, in-app purchases or in-app ads.
ENGADGET: Viber VoIP iPhone app: 3G calling, no registration, and totally free
Mr. Marco said Viber is also talking to games companies about promoting games on its platform.
Thanks to the worldwide launch of Viber, you can now call anyone in the world for free!
ENGADGET: Viber VoIP iPhone app: 3G calling, no registration, and totally free
Viber Media is now taking the digital revolution one step further by offering a free mobile VoIP service.
ENGADGET: Viber VoIP iPhone app: 3G calling, no registration, and totally free
"This is a market where everyone is talking to everyone, " said Talmon Marco, chief executive of Viber, based in Cyprus.
Furthermore, a Viber icon indicates which of your contacts also have Viber, so you'll know whom you can call for free.
ENGADGET: Viber VoIP iPhone app: 3G calling, no registration, and totally free
Thanks to the massive growth of smartphones with wireless connectivity, Viber is poised to revolutionize the way we make mobile calls.
ENGADGET: Viber VoIP iPhone app: 3G calling, no registration, and totally free
This means businesses can advertise themselves as having a "global toll-free number, " letting their clients know "it's a free call with Viber".
ENGADGET: Viber VoIP iPhone app: 3G calling, no registration, and totally free
With Viber you can call ordinary numbers just like you would with a regular phone... the calls just happen to be free!
ENGADGET: Viber VoIP iPhone app: 3G calling, no registration, and totally free
It poses a challenge to existing apps including Skype, Viber and Whatsapp.
You can also find out about Viber updates on Facebook and Twitter.
ENGADGET: Viber VoIP iPhone app: 3G calling, no registration, and totally free
It compares search volume for Whatsapp (blue), BBM (red) and Viber (yellow).
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Viber Media was founded in 2010 by the same people who started iMesh, the world's longest-standing P2P client and the first to offer authorized file-sharing.
ENGADGET: Viber VoIP iPhone app: 3G calling, no registration, and totally free
Rival Kik and the messaging-and-calling service Viber have also both said they are moving towards becoming social platform that act as secondary market places for apps.
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Simply, Viber is the most useful VoIP app to date.
ENGADGET: Viber VoIP iPhone app: 3G calling, no registration, and totally free
Despite debuting with a limited "friends and family test" on the Israeli App Store on November 10, Viber took only 16 days to become the most-downloaded app in Israel.
ENGADGET: Viber VoIP iPhone app: 3G calling, no registration, and totally free
Orange, the mobile brand of France Telecom, launched a global free calling and texting application on Thursday, in direct competition with services such as Skype, WhatsApp and Viber.
Facebook also faces mounting competition from mobile-born messaging services like WeChat, WhatsApp and Viber, which young people in particular are said to be favoring over the wider social audience of Facebook.
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Watch this video to see how Viber works.
ENGADGET: Viber VoIP iPhone app: 3G calling, no registration, and totally free
Click here to watch Viber's promo video.
ENGADGET: Viber VoIP iPhone app: 3G calling, no registration, and totally free
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