You can retort, like or dislike in a chat with your friends easily!
You can choose a picture you want to send in this app, and press "sent to LINE".
All stickers in this app are definitely FREE though it looks official stickers!
You can send a sticker in this app from LINE app.
Press "+", "Select a picture", and "Funny Sticker" icon.
Then you can choose what you want to send and push "sent to LINE".