The following are top free phone call apps for your Android/iPhone/Windows devices:
1. Fring:
Fring has a lot of great features that will make you go for it, ranging from free calls to normal chat to advanced video calling. Fring app now lets you also to append various other communication based services viz. AOL, GTalk. Also there is an option for connecting with your phone’s contact book thus letting you to talk with anyone with just one app.However you can do the free call only when the other party has Fring app on their phone, which is obvious. This won’t be a big problem since the Fring app available not only for Android, but also on other operating systems like iOS, Windows, Symbian and also via a mobile browser.
Their latest feature is being capable of video calling between four people at the same time over any Wi-Fi or data connection. Albeit it’s fun to try this out, it looks a bit choppy too.
Additionally, you can call to regular phones also by buying some credits or points (similar to Skype) so you can now talk to landlines.
2. Line:
Line is the latest and very innovative app that lets users to make free voice calls for 24 hours a day. You can update your friends about anything and everything from your Android phone by using text, calls, photos, video calls, stickers and location info also. You can call all your friends from anywhere in the world and make calls internationally for free. Line is available in the Google Play Store for free download. Other noteworthy features are stickers, emoticons.3. ooVoo:
ooVoo is a basically a video chat app that was developed by ooVoo corporation. You can view friends who use ooVoo and select their profiles for making video call, voice call or to send instant text or even video messages. You can make conference calls with up to 12 people at the same time. This app has options to save videos and photos that were sent by your friends. Speed dial option is present which will help you to keep up with five best friends while on the go.4. Viber:
Viber is the most straight forward and hassle free app. All you have got to do is install this app and then it will search all the users in your contact box who use Viber and connect you to them. You don’t need nicknames or e-mail verification. You phone number serves as a unique user ID.Put this app in your home screen and then use this as a calling function instead of your carrier based call and you are not only allowed to make free calls to the other Viber users but you can also send SMS to them. This is an efficient app to make normal SMS and calls and also email right from the app. The one thing that makes Viber outstanding is its call quality. The audio is very clear without any lags. It is so clear that you will think that you ate using your regular carrier phone line. This is a must have free call app on your Android.
The other free call apps include Skype, Tango, Tru App, Qik, Nimbuzz, Google Voice, ICQ, etc...
