QuteCom is a software that allows you to chat verbally with your friends who are abroad. It is fully standalone and you only need a microphone to use it. However, to allow the recipient to receive your call, s/he must also installs QuteCom on his/her computer. Note that this software can also call a landline phone at a competitive prices. Finally, QuteCom is compatible with popular messaging software such as Windows Live Messenger, Yahoo, Jabber, AOL, etc.