Two free options for peer-to-peer video and text chat among friends are ooVoo and Skype, which are available on Android and iOS devices in addition to Windows and Mac computers. TinyChat is a popular web-based chat platform where users can create, share or join chats for friends and strangers instantly.
Google Hangouts is another popular option for conducting group text and video chats. Hangouts has a feature called Hangouts On-Air that allows users to broadcast a chat session live on YouTube. Viewers of a live Hangouts On-Air session can interact with the hosts via text chat.
Exclusive to iOS and Mac is FaceTime, a popular video conferencing program developed by Apple.