PC2TelePhone allows you to make phone calls to all over the world without paying more or with extra fees. This program connects itself to your internet connection and enables you to communicate with whomever you want. It transmits the sound of your voice with the best quality there is and lets you receive the messages send by the caller with clarity and in high definition. Also, you can make cell phone calls just by installing the application’s Digital Processing PC to phone utility. You can use this software together with your computer's microphone in any version of Windows operating system.