No, the extension only extracts ad information from your Facebook timeline as you are reading it. Apart from the minimal information requested when you install

No, the extension only extracts ad information from your Facebook timeline as you are reading it. Apart from the minimal information requested when you install the extension (which I believe you may be able to skip) they don't capture anything personally identifiable. Their privacy policy is here: https://whotargets.me/privacy-policy/ https://whotargets.me/privacy-policy/