With the help of the latest technologies and advancements, the world is shrinking to comparatively smaller village. The ability to communicate with people across the globe by means of written messages or chat rooms on the internet has been faded with desire to speak to people on the telephone. But, while talking over to traditional telephone services, the users have to empty their pocket at the end of the month. Considering the various issues regrading previous network and services, cheap international calls have been a big hit in the hot telecom domain.

These international calls help the users to make local, national and international calls at discounted rates. With cheap international calling services, the users can really feel at home, by talking to their family or the near and dear ones. Therefore, it can be said that advancement in the technology is a way to make common men 'life easier and comfortable'. Unlike PSTN, the VoIP technology has made the dream come true which was earlier unthinkable in context with the frequent and long distance international calls. The VoIP is a low-priced and high tech answer to make international calls economical and affordable. In comparison to the PSTN services, the cost of making VoIP calls is at least three times cheaper.

The latest fiber optics or internet telephony services have made it possible to talk with the people on other side of the globe without a great deal of expense. Behind this trend, the internet is the main driving force which helps the users to enjoy "unified" communication. The packet switching technique has been forced to deal with the cost issue of international calls. Moreover, without dialing a PIN, one can get value-added features such as call history, online phone book, call waiting and call forwarding.

Nowadays, various international call plans are available in the market. One can choose the plan that is most suitable for his or her needs. With the help of international calling plans, businesses with global presence have increased their profits by almost double folds, as they lowered down their monthly bills up to 40 to 60 percent. Most businesses have opted for this option because their business demands- frequent and regular networking with their customers.

While calling over the IP networks, the business entities enjoy excellent voice quality which improves the productivity. Unlike the PSTN services, the VoIP technology is backed with clear and free voice reception among the sender and receiver.

Interestingly, it is the bandwidth which governs the quality of the voice over the internet. As a matter of fact, with a high bandwidth connection one can get better sound quality. This is because, the voice data is passed even when there is apparent network congestion. The VoIP services are up loaded like any other software application.

The VoIP or voice over IP services are well known for fast and excellent "unified" communication. Unlike, the circuit switching technique, the advanced telecommunication boasts of packet switching technique. This technique digitalises voice signals into IP packets. This voice over IP process is one of the cheapest way of calling across the globe. The internet telephony provides a single cable for sending and receiving voice, video, data and images. While calling over the internet, there is a reduction in per minute call costs, which in turn translates into an efficient use of resources.

To avail the benefit of cheap international calls, the users must always compare the offers from various providers. The competition in VoIP is quite high, unlike before and it has motivated providers to come up with bundled services to attract users.