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Welcome to voip.about.com, your guide site to everything Voice Over IP, also called VoIP, IP Telephony or Internet Telephony. Learn how to make free or cheap local and international calls using your PC or phone. Stay updated on VoIP hows and whats, V...

For iPhone developers who love their apps, App Annie keeps tabs on your apps, making it easy to track sales, rankings, and reviews from around the world.

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