yes. you can.
The Skype software can be downloaded from their website (See links below).
Skype on a computer to Skype on another computer is 100% free, regardless of locations.
You can Skype on the downloaded program of Skype
Skype can be downloaded from the PSVita's PSN store, from the 'Social' tab.
Skype can be downloaded onto a USB device. This portable application can be run from a USB flash drive and used on any PC. This can be very helpful when traveling and want to use Skype on a public computer.
Go on the app store and type SKYPE in search then download then sign in when downloaded then done!
If you mean Video Chat, then yes, all you need is a webcam, a computer, and skype downloaded on your computer. Or you could go on Chatroulette, but I don't recommend that, it's very lewd.
Nope, you don't need to use a headset if you already have a mic.
To use Skype on a Mac product, it must first be downloaded. To download Skype, visit their site and click on the download link. Once downloaded, launch the product and follow the instructions to set it up.
Skype for Mac OS X can be downloaded from the Skype site. (See links below)
Your computer might not be compatible with Skype.
Yes, as Skype is software that runs on a phone or computer and is not a physical phone or computer.