During the review period, profanity and racial slurs were commonplace, some users were scantily clad, one 13-year-old was asked sexually charged questions, and one broadcast showed someone preparing marijuana.
Through that, the site intends to make Facebook into a central hub for a range of third-party apps as well as letting companies use it to talk to customers, opening up the app from being simply a text chat one.
The new video calling features work across operating systems, so that i OS and Android users can chat with each other.
It's free through wifi and means you can interact with up to six people at a time - and if there are more of you than that? ) people can listen and chime in via voice, and stay involved in the chat by sending text, stickers, emojis and GIFs.
To start a video chat, go into an existing group message (or create a new one) and tap on the video icon on the upper right of the screen, which will notify every person in the group that you're keen to video chat.
A new device called i CPooch lets canine owners video chat with their beloved pets while out of town or at work.