Extension Tracker

adWMG Checker: ads.txt/sellers.json

Removed from the Chrome Web Store on 23 Oct 2026This extension is no longer available on the Chrome Web Store. It may have been removed by the developer or taken down by Google. It has left the store's daily lists, and the store no longer offers it for Chrome to install. The figures are as last seen on 21 Oct 2026.

35 users Rated 5.00 from 1 rating Last updated 20 Oct 2026

By OstinUA gdmhmbejelimkohnpineofcgdigocdog Search Google ↗ Wayback Machine ↗ Wayback Machine, old store ↗ Last checked 21 Oct 2026, 05:44 UTC

The listing

What the Chrome Web Store shows, as of the last check

Validate ads.txt and app-ads.txt files, cross-reference seller IDs with sellers.json, detect errors, and analyze SPO metricsSummary from the listing
Developer
OstinUA
Enhanced Safe Browsing
Not trusted. What this means →
Category
Productivity › Tools
First published
12 Dec 2025
Last updated
20 Oct 2026
Version
10
Size
115 KiB
Minimum Chrome
88
Languages
1 language

English

Support page
https://devs-in-exile.pages.dev/support
Users over time As shown on the Chrome Web Store
3234Tracking began 27 Sep 202627 Sep4 Oct11 Oct18 Oct2026-09-27: 32 users2026-09-28: 31 users2026-10-20: 33 users2026-10-21: 35 users2026-10-21: new version2026-10-20: new version2026-09-28: new version353234Tracking began27 Sep11 Oct2026-09-27: 32 users2026-09-28: 31 users2026-10-20: 33 users2026-10-21: 35 users2026-10-21: new version2026-10-20: new version2026-09-28: new version35
Average rating
4.804.905.0027 Sep4 Oct11 Oct18 Oct5.004.804.905.0027 Sep11 Oct5.00
Number of ratings
1227 Sep4 Oct11 Oct18 Oct11227 Sep11 Oct1
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-10-21355.001
2026-10-20335.001
2026-09-28315.002
2026-09-27325.002
Users, 7 days
No change
since a week ago
Users, 30 days
+4
+12.9%
Rank
–
by users, of 292,125 extensions
In its category
–
of 115,633 in Tools

What changed

Every change found on a check, newest first

  1. Removed from the Chrome Web Store.

  2. No longer trusted by Enhanced Safe Browsing.

  3. New version 10, replacing 7.6.1.

    Renamed from “Lines Checker: ads.txt/app-ads.txt/sellers.json” to “adWMG Checker: ads.txt/sellers.json”.

    The summary on the listing changed.

    Added the permission scripting.

  4. New version 7.6.1, replacing 7.4.4.

    Renamed from “adWMG Checker: ads.txt/sellers.json” to “Lines Checker: ads.txt/app-ads.txt/sellers.json”.

    The summary on the listing changed.

    Moved from Workflow & Planning to Tools.

    Removed the permission scripting.

    The privacy policy link changed.

  5. New version 7.4.4, replacing 7.4.2.

    Renamed from “adWMG Chrome Extension: ads.txt/sellers.json” to “adWMG Checker: ads.txt/sellers.json”.

Developer history

Moves to another publisher account and new contact emails, newest first

No move to another account and no new contact email since tracking began on 27 Sep 2026.

We know contact emails only by a keyed hash, so they're never shown. Recent account and contact changes →

What it can access

From the extension's manifest, in plain language

Every websiteIt can read and change your data on all the sites you visit.
Sites
  • http://*/*Every website
  • https://*/*Every website
Sites where it runs scripts
  • *://*/*/ads.txt*Every website
  • *://*/*/app-ads.txt*Every website
  • *://*/ads.txt*Every website
  • *://*/app-ads.txt*Every website
Browser features
  • scriptingRun scripts on sites it can reach
  • storageSave settings and data in your browser
  • tabsRead the addresses and titles of your tabs
  • unlimitedStorageStore more data than the usual limit

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
Web Traffic Analyzer & Geo Stats Tool96 –– Workflow & Planning
Multi-Line Auto Typer67 4.002 Tools
Sellers.json Inspector49 5.001 Developer Tools
Mass Ads & App-Ads Checker17 5.001 Developer Tools
Programmatic ad-scanner14 –– Tools
Game Store Link Extractor9 –– Tools
Ad Network Logger9 –– Tools
OpenFront Donor Calc Pro5 –– Tools
Site Analyzer4 –– Tools
Inventory Auth Auditor3 –– Workflow & Planning
All 13 extensions by OstinUA →

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every month, and again whenever a new version appears. Last checked 21 Oct 2026, 05:44 UTC.

How we collect the data

Cite this page

Citation
Extension Tracker. “adWMG Checker: ads.txt/sellers.json” (gdmhmbejelimkohnpineofcgdigocdog). Chrome Web Store data, last checked 2026-10-21. https://extensiontracker.com/extension/gdmhmbejelimkohnpineofcgdigocdog. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_gdmhmbejelimkohnpineofcgdigocdog,
  title   = {adWMG Checker: ads.txt/sellers.json (gdmhmbejelimkohnpineofcgdigocdog)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-10-21},
  url     = {https://extensiontracker.com/extension/gdmhmbejelimkohnpineofcgdigocdog},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

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