To make a call from a PC to a phone for free, use Google Voice. The first step is to sign up for a Google account. With that account, go to the Google Voice webpage, and then agree to the terms and conditions. Click the Get a Voice Number link and then choose I Want a New Number when prompted. Enter an existing phone number.
To make a free call, log in to Google Voice, and then click the Call button. In the Number to Call section, type an American or Canadian phone number. Go to the Phone to Call With option and select the phone that was used to sign up for Google Voice. Click Connect, and Google Voice dials the number and connects the phone free of charge.
Other applications that may provide free phone calls include magicJack, FreedomPop, WeChat and WhatsApp. TextNow, Blackberry Messenger, Textfree Ultra and Viber may also facilitate free phone calls as of 2015.
PC to phone programs are required to call traditional phones, and app to phone programs can facilitate free calls from a mobile device to a standard phone. PC to PC programs allow users to make free calls between computers, and app to app programs connect people who use the same particular software.