Two to eight people can be in a chat together at the same time.
Because the platform features popular music and a mix of teen and adult users, swearing and sexual content are commonplace.
Though you can choose to keep your tweets private,.
Instagram Direct is like texting with photos or videos and you can do it with up to 15 mutual friends.
The app also asks permission to use location services on your teens' mobile devices, meaning they can find the closest matches wherever they go.
Kik allows communication with strangers who share their Kik usernames to find people to chat with.