Wi-Fi calling has many benefits, as you can have audio and video chats all over the world with family and friends, who also have the application on their devices.
There are many companies offering such free download of calling apps, with some offering voice calling alone, whereas others offer additional perks, like file sharing, group chatting and photo transferring and so on. Here are some of the top calling apps for Android.
Google Voice
Google Voice works equally well on tablets as on smartphones. You can synchronize your text messages with missed calls and voice mails across contacts in different devices. You can also use the same number for calling on different devices through Google Voice, so long as you have a Wi-Fi Connection. Years ago, it used to be known as Grand Central and it still offers a great service. It is a pleasant experience to know that you can resume your conversation started on a phone or a tablet and then jump on to the PC as well. Calls are made within the Gmail service and international rates are quite low. However, the service is available only in the US and you cannot send or receive image messages.
Fring
Fring allows you to make free calls to other Fring users all over the world. You can send free video and chat messages. You can also call landlines or other mobiles that are not in your country at very small rates. Fring also offers group-calling facility, with a limit of four at a time. You can make video calls through Android phones that have a front facing camera and it is, in fact, a good alternative to Skype, as Fring offers a good quality of voice and video calling.
Skype
This is still the biggest name in voice calling and video calling applications through the Wi-Fi and has been around for the longest time. It has more than a 100 million installations all over the world. It started out as a desktop application, but you also have the mobile version now that enables connection on the go, through a Wi-Fi connection or through 3G connectivity options. All the features, such as sending IM, files and screen sharing are also available in the mobile version. It works very effectively in mobile phones having a front facing camera, with recent updates also offering a landscape feature for tablets with front facing cameras. You can also make paid calls, at a very small cost, to landlines and other mobile devices. It is a great option if many of your contacts also have a Skype account. The interface is simple and the user base is simply fantastic, being so huge.
Kakao Talk
This is also a free calling app allowing sending of messages as well through a Wi-Fi network or a 3G-connectivity plan. It offers a real fun experience, with its animated emoticons and customized themes. There are various themes and options available and this can provide a very interesting user experience. However, you may not have many people using the same network, which could limit your contacts. The service is also able to operate on various mobile platforms, such as the iOS and the BlackBerry as well as the Windows phone, apart from the Android platform. It offers plenty of free plug-ins that enables sharing of photos and polls.
Tango
Tango is a great free voice calling application that works very well on the PC as well as on mobile phones as well as on Android and other platforms. You can make international audio and video calls as well as send messages and images. It has recently offered updates that enable the Android version to share pictures on Facebook and also features like avatars and adding filters to your video calls, though these features may work effectively only with higher versions of Android, such as 4.0 or above.
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