WengoPhone

WengoPhone VoIP for free software enthusiasts is the perfect tool to make calls to call in conventional phones and pc

Not only this, you can also send SMS messages, manage video conferencing or chat with contacts from MSN Messenger, Yahoo, Jabber or AIM.

WengoPhone is an open source application that is an alternative to Skype-like options, which is owned by proprietary software. Although its operation is similar to Skype, you need to purchase credit programs to send some calls, such as calls or SMS telephones.

Of course, international calls to specific and mobile phones are cheap. Discussion rates of web application suggestions.

Notes

For Mac OS X 10.4.2 or later that are equipped with the Intel chipset. In the program's website you will find a version optimized for the PPC architecture. Click here to access the download page.