you can call your international calls without any cost this will very usefull those who are worked in dubai and other gulf countries they can utilise the free usage of this international calls. international calls are very much cash required . But it is very useful for you because you can call all your international calls completely free. Main and the important speciality is that you can to mobile and landline in all other this types of free call providing services requires the internet connection.
Now android versions also available. that means you can download the free call application from google ply store and you can start enjoying free international calling experiences.The main and interesting feachers of this free international call service is Free calls to more than 100 countries(includes india and gulf countries) text messages and voicemail service. Name of the free international free call service is Libon . The Libon will be available globally with the exception of the United States.
YOu can download this application for free international calls from here