Ad Observer by Online Political Transparency Project at NYU

3.9 Stars out of 5

Ad Observer version history - 3 versions

Be careful with old versions! These versions are displayed for testing and reference purposes.You should always use the latest version of an add-on.
Latest version
Version 3.2.14
Released Nov 14, 2022 - 531.88 KB
Works with firefox 42.0 and later
fixes FB ad detection for new FB version deployed on Nov 11
Source code released under MIT License
Download Firefox and get the extension
Download file
Older versions
Version 3.2.12
Released Sep 9, 2022 - 530.76 KB
Works with firefox 42.0 and later
Added Spanish translation.
Fixed ad detection.
Source code released under MIT License
Download file
Version 3.2.10
Released Apr 12, 2022 - 518.59 KB
Works with firefox 42.0 and later
bug fixes and minor cleanups.
Source code released under MIT License
Download file

Latest version