EcoCaller is an application for iPhone, Android and other Smart Phones to make cheaper voip calls to local and international destinations. The reason why many people might be interested in using this application is not only because how useful it is, but also because of the extremely low calling rates that come with it. You can check their callinmg rates at https://www.ecocaller.com/rates.php
EcoCaller has been made affordable so that pretty much anyone can take advantage of such a useful application. Here are a few things to expect that benefits for those that end up using EcoCaller VoIP:
As the name suggests, 12voip.com is a VoIP service provider and it offers great quality internet calls at very competitive prices especially for countries like Bangladesh, UAE and Turkey. With 12voip.com you get 90 Free Days to call certain destinations when you recharge your account with € 10.
Easyvoip.com is a simple and straight VoIP service that comes with no free minutes but it offers cheapest calling rates for maximum number of countries. It is the only Betamax/Dellmont service that does not come with free calls offer. And this is an advantage for people calling countries that are never included in free plan of other betamax/dellmont services.
Rebtel VoIP is an easy way to make free calls and cheap international calls using WiFi, 3G or local access numbers! Rebtel has several unique and useful features like:-
No one likes clutter, and with technology constantly changing, there are more and more ways to stay organized and de-clutter your life. VOXOX is a great option for those of you looking to not only have the opportunity to make phone calls for ridiculously affordable prices, but also do much more. With VOXOX, you can easily switch between calling, texting, Facebook, chatting and faxing without a hitch. To get started, all you have to do is go to the 
Do you need to make cheap international calls but are fed up of using calling cards and incurring hidden charges? Localphone is a leading provider of cheap international calls and texts. They save customers money by generating local numbers that connect internationally at really cheap rates. Localphone users can call from their mobile or landline and pay the same low price. They also offer cheap VoIP calls, which can be made from a computer or any compatible VoIP device.
Rynga VoIP can be used to make free calls in two ways.