Need to call from your computer for free, it’s not a big task at all. Lots of softwares available out there that facilitates you to call from your PC to PC or PC to Phone. Even Google is working on its new technology to facilitate its users to call from their computer to cell phones, With PC to PC facility already available on your G-Talk. Here are few reputed applications to call from computer.
1. Google Voice:
If are in USA then you can avail this facility from Google. It provides a single Google forwarding number to all the user’s phones. Google voice is currently providing PC to PC Voice and video calling services for all the users in the world, where ever its available. Voice mail, call history, conference calling are some of the provides additional features. Currently, the PC to Phone free call facility is available only in North America, if you’re not here, then you need to wait for some time. All you need is a Google account to avail this facility.
2. Gtalk:
This is great application to talk from PC to PC, which most you might be using. But this is only confined to voice and other simple features. All you need is a Gmail account, a microphone and speaker.
3. Skype:
Used for PC to PC or PC to Phone calling, where the former is free but later costs you. Just download, install, find your friend in Skype using their ID and keep talking. Need a microphone and speaker.. 
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4. icall :
Using icall you can make free 3 minute call from your computer to any phone in the US and Canada. Just download the application from their website and start using it, it’s that simple.
With all the above facilities available, we hope for better features and facilities that help us to make a call to cell phone from computer for free. Keep checking for updates.