Top free voice-calling apps for Android

KakaoTalk is a calling mobile app that offers a variety of custom themes and plenty of inventive emoticons. The advantage is that it works across multiple mobile platforms like iOS, Blackberry devices, and Windows Phone.

Skype is arguably the most popular app for free video calls but it also offers free voice calls for users. Non-sucribers, however, have to pay a small fee for calls.

KakaoTalk is a calling mobile app that offers a variety of custom themes and plenty of inventive emoticons. The advantage is that it works across multiple mobile platforms like iOS, Blackberry devices, and Windows Phone.

Line, with a worldwide userbase of over 400 million, is another app that offers multi-platform support.

Tango is another popular free-calling app that allows users to personalise chats/ calls with animations. "Android benefits include support for sending audio messages, sharing photos to Facebook, and avatars and video filters for calls," reviews the Rebetel website.

Viber allows users to make free calls, send text and video messages and also offers fun stickers, emoticons, and doodles.

While IM app WeChat is not entirely a free voice-calling app, it also allows voice chats. "Live Chat feature is similar to conference calling facility allowing group of people to voice chat and it ensures that only one person talks at a time," a Freemake blog wrote.

Hike messenger, an Indian chat application, recently introduced voice-calling for its Android users, while the feature is unavailable as of now on iOS and Windows phones. With a 35-million userbase, Hike will offer the facility in over 200 countries.

WhatsApp seems to be the latest free-messaging app to join the free calls bandwagon. A Reddit user reported that he got the calling feature on his WhatsApp and was able to make a few calls to certain users.