Multipost Messenger

Messenger app (LINE, Facebook Messenger)From is the support tool to broadcast.

That you want to send a message simultaneously, such as New Year

I think you. It is a tool to help it.

Put your message in the text box

Since the application list will appear and press the Post button

Select the application you want to send a message,

I think that can broadcast If you select the feed you want first.

You can broadcast in LINE.