Ad Observer

A browser extension to share data about your social feed with researchers and journalists to increase transparency.

As of May 2026, Ad Observer has 2,000 users and a 5.00/5 rating from 7 reviews in the Social & Communication category.

Usersno change0%
2.0K
2,000
Ratingno change0%
5.00
7 reviews
Reviewsno change0%
7
Version
3.2.13 (ea4c344)
Manifest V3

History

1 snapshots

Tracking since Apr 24, 2026.

2.0K2.0K2.0KApr 24, 2026May 19, 2026
View as table
DateUsersRatingReviewsVersion
Apr 24, 20262.0K5.0073.2.13 (ea4c344)
Now2.0K5.0073.2.13 (ea4c344)

Permissions & access

Permissions
storageunlimitedStorage
Host access
None declared

Screenshots

Ad Observer screenshot 1

About

This tool allows you to contribute data about the ads you're shown to further the understanding of researchers, journalists, and the public of online political advertising and how personal data is used to target you with ads.

Ad Observer is offered by the Online Political Transparency Project of New York University. This extension was developed in partnership with the Algorithmic Transparency Institute.

Technical

Version
3.2.13 (ea4c344)
Manifest
V3
Size
521KiB
Min Chrome
88
Languages
3
Featured
Yes

Metadata

ID
dafimblndlbfdhmdnefmmnjdpbbnflgd
Developer ID
ud68577df4be80cfc2e007f7c76c216c1
Developer Email
[email protected]
Created
Mar 12, 2020
Last Updated (Store)
Nov 9, 2022
Last Scraped
May 19, 2026
Website
adobserver.org
Support URL

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Data sourced from the Chrome Web Store · last verified May 19, 2026.