Skype is software which is downloaded to your computer and by using a Headset, skype adapter or Skype phone connected to your computer, you can make free calls to millions of other skype users. Calls can also be made to ordinary phones using skype's cheap skype-out calling rates to anywhere in the world. (See Skype phones and adapters here) or (Skype Headsets).
Free Skype-to-Skype calls
Make video calls
Send cheap text messages
Easy conference calling
Cheap Skype-out rates to ordinary phones around the globe.