Voice over IP is a digital technology that is used to forward calls in digital packet forms to others at distant places of the world. As the technology is completely digital and makes use of satellites, so several service providers have found it possible on their part to offer free services to their customers. The move has generated world wide applause and people have started to abandon traditional telephone networks. An incredible number of users have subscribed to the services offered by VoIP networks.

There are several websites that work on the principles of VoIP. They cater to offer free calling services to people in the entire world. Aspiring people just need to subscribe themselves to these websites. There are no subscription charges on these sites. The process is very simple. One just needs to fill in the blanks of an online form. Having down so, people get themselves registered to these websites. So, after completing the registration process it is possible for the subscribers to avail every service offered by the website. The registration just takes a few minutes and a person can be through with it in one go.

The websites enable people to make free phone calls, even if they happen to visit remote places of the world. It just takes to access internet on a laptop or a PC. Having done so, users can call for free, their friends and relatives. The conversation over this system of telephony can be carried on for hours without having to bother about anything like 'phone bills'. Moreover, the system is also blessed by other features. While making free PC phone calls with the aid of websites, one can also see the end caller on the screen of their PC. This helps to build in more intimacy. Then callers can also send messages, share images and upload videos. All these make this system of calling for free very effective.

The advantages of this system of calling have tempted many people to completely abandon their traditional methods of calling. Now, people find it more convenient and useful on their part to subscribe to the free internet calling services offered by the websites. This is because they can reach out to others residing in their country or overseas, free of cost. So, large number of people all over the world are known to have registered themselves to the calling services provided by the websites.

Information about free calling and websites that cater to offer this service are available on the internet. People can learn details about these sites from the information available on the web. By inserting keywords on various search engines, a user can easily find details about the free PC phone calls and websites that bring such free calling services. However, people should only subscribe to those sites that are well known and provide all latest facilities to subscribers.