Free ISD Calls:
None of these apps utilizing your monthly minutes or roaming charges if you call through these apps. Here, we are listing 10 Android apps, tested; using most of them in daily life as an alternative calling method for national and international calls. All these apps are capable to work with your WiFi / 3G / 4G network to make calls.
Google launched Google Talk with video and voice chat for Android phones. This one is almost similar to Facetime in iPhone. You can now video or voice chat with your friends, family and colleagues right from your Android phone, whether they’re on their compatible Android tablet or phone, or using Gmail with Google Talk on their computer. You can make calls over a 3G or 4G data network (if your carrier supports it) or over Wi-Fi.
Free calling between Web, Android, iPhone/iPod/iPad, and phones. Bobsled calling gives you unlimited free calling to all your friends and family – talk to any of your Facebook friends and make free calls to any phone in US, Canada, and Puerto Rico.
Call, Video and Instant message on Skype for free with Skype app on your Android device. Your contacts should be in online to make free audio and video call with them.
Free Phone Calls & Text: Viber lets everyone in the world connect at free rate. Viber users enjoying free call, text, and able to send photos and locations with each other worldwide for free with no subscriptions or purchases. You can call and text other users, on any network, as much as you want.
Tango Video Calls:
Tango app lets you make free video calls, phone calls, and send free video messages to a tango member. It is allowing the great feature of free Group Video Messaging. You can now record and share personal videos with anyone in your contacts list.
Another free apps for free Video Chat, Voice Calls & Texting with fring members. Moreover you can join fring with your gtlak, yahoo, msn, aim, MSN Live and SIP accounts. This apps also offers free group video chat with 4 friends at the same time, free calls to other fring users anywhere in the world, free live texting. You can work this apps on 3G, 4G, WiFi with exclusive DVQ technology™.
Combines the power of internet and smart phone messenger into one, and lets you make free video calls, voice calls, send chat messages, share files, on any mobile device across popular messengers. Nimbuzz Messenger is available on Android, iOs, Blackberry, Symbian, Java, Windows and Mac. Nimbuzz Messenger lets you chat with your buddies on Facebook, Yahoo Messenger, Live Messenger (MSN) and Gtalk for free.
Talk and text for free, worldwide. Vonage Mobile is a free app that lets you talk and text for free worldwide with anyone else who has the app. You do not need to be a Vonage phone service customer to use the Vonage app
Mr.Number is a messenger, dialer, and contact manager with built-in call and text blocking and automatic reverse lookup for numbers you don’t know (Caller ID).
Free International Calls to Rebtel App users, Rebtel is an Android, iPhone and Blackberry App that allows you to call for free to your friends who are on Rebtel. By downloading it, you can see how all your international contacts will be categorized into “Free” or “Cheap”. If they are free, you can call them as long as you want over WiFi or 3G regardless of what country they are in. It can be someone in your city or someone with an international number.