In any case, the app has been downloaded nearly a billion times, making it one of the popular apps out there. Be sure to check the best free calling apps if you haven’t yet. Download it now: here ...

Recently WhatsApp expanded beyond basic free calls and messages to copy communications app Snapchat with a similar "Story" feature that lets members show off collections of photos and videos.

So far, we have discussed free video calling apps primarily aimed at desktop users. Let's check a couple of mobile-friendly alternatives for consumers.

The Call+ app is a great option for making free calls or super cheap calls to 85 countries around the world. Download the Android or iOS version and starting making calls and earning credits.

Call Filter is free to download and use but the "plus" version offers additional features. Both the free and "plus" versions of the app include spam detection and a spam filter.

So video calling is both easy to use and pretty much everywhere. To make or receive a video call, you need an app — either one that comes with your phone or one you download separately.

FREE – Skype for iPhone & Skype for iPad (Compatible with iPhone, iPad, and iPod touch) The Skype video-calling app is ubiquitous, and this fact alone gives it enormous usefulness: a lot of ...

If you're traveling abroad, you might be concerned with how to do international calling. These apps let you to make calls for free on your mobile device.