Voice Over Internet (VoIP) is a way of making calls on the internet. VoIP is significant because of its cheaper or completely free calls. The calls on VoIP to VoIP are completely free. However they charge for call from VoIP to any mobile or land line etc. But these charges are very low. The current charge rate of VoIP is 0.022 Euro per minute. This is the only competitive advantage of VoIP,
