Skype

This Skype app puts the popular messaging and internet-call service right on your smartphone. Skype is one of the most popular platforms for making video calls and for voice chatting. It's an excellent way of staying in touch with your friends and family. You can chat and see your conversation partners no matter what part of the world you both are currently in.

This version of Skype can also handle group chats and video calls. You can have up to 25 people all connected at the same time. This makes it a great solution for long-distance business meetings and seminars. Skype to Skype connections are always 100% free. Low-cost connections can even be made to landlines and cell phones with this handy app and service.