Whenever traveling abroad or staying anywhere in the world, making international calls or sending text messages for staying in touch with family or friends can be a bit expensive for a person, even if the call is made from the United States. There are few apps, with the help of which a $500 or more phone bill can be minimized. Here are the best apps for making free international calls.

Whatsapp - According to Trip Expert, Whatsapp has a user base of approx. one billion as of February 2016. With this statistics, the app is on the top list for making free international voice calls and video calls. Whatsapp was acquired by Facebook for $19 billion. Users can send texts, videos or audio recording with staying in touch with anyone worldwide.

Google Hangout Dialer - This app is very useful for android users to make free international calls to anywhere in the world that too free of cost. Users can download the app from Google Play. Google Hangout has integrated with Google voice number for creating a free calling service for its users worldwide.

Skype - Rebtel refers Skype as the app for the business person on the go. This is so because for any urgent free international calls, or conference calls including video calls, Skype is best used in the case. Apart from free calling to any other Skype id, international VoIP calls can also be made at a reasonable rate. The app is available on all platforms such as Windows, android or iOS.

Facebook Messenger - Apart from letting a person chat, socialize or sending texts, videos or pictures worldwide free of cost, Facebook Messenger can also be used for making free international calls with other users having Facebook Messenger in their device. With superb audio quality, people can make calls for hours and hours.

Viber - With approx. 200 million users, this app is the most widely used app for making free international calls. It can also be used for text messaging or group chatting. Just like any other instant messaging app, Viber can be used for sending pictures, videos or files to other users.

With the help of these apps, users can make free international calls with paying no extra charge to the service provider. Users will just need to have a working internet connection on their device, and the work is done.

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