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Competitors

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• LittleWiki
• JotSpot
• PBWiki

• Moo Telecom
  VoIP communications made easy - Ring anyway with the fun and ease of using a normal phone
• flashphone
  Flashphone is a free-of-charge web-service which allows you to call from the internet page. All that is necessary for calls - headset and sufficient bandwidth of your internet connection. Never before the IP-telephony was such simple and accessible.
• yoomb
  Yoomba, is an open communications experience that allows you to talk through your email, for free, globally. Yoomba works based on the first proprietary open peer2peer topology that sits on top of all email networks. This patent pending technology developed by Yoomba's team and can turns any email address into a phone and messenger.
• MooV
  Using cutting edge Video phones and Software Video Phones - coupling all that with VoIP and empowering the disabled.
• PrivatePhone
  a free local phone number with voicemail and messages you can check online or from any phone.
• Skype
  It’s free to download and free to call other people on Skype. Skype the number one voice over ip software