FB Unseen 220.127.116.11
- Free Download
Hide when you've seen your friend's messages ... expects you to reply immediately Once this add-on is installed, there's nothing really much you need to do FB Unseen is a small add-on that doesn't ...
- PROS: Allows you to manually set a message as read, Automatically stops read receipts from being sent, Tiny add-on
- CONS: Only works with Facebook website, Only works with Chrome