Tango is a wildly popular video calling and messaging app. Allowing users to call and message each other for free from anywhere, Tango is a great option for anybody who wants to make calls internationally without the fees associated with international calls. The app is easy to use and has great value and functionality. The app supports group messaging as well, so you can communicate with several people at once. To make things even more interesting, the app supports filters as well as stickers so you can customize your messages and videos the way you want. Video quality is superb and the frequency of a call drop is very low. With a new live video feature, the app is constantly changing and upgrading. As a free video calling and messaging app, Tango is a great option for users.