Extension Tracker

Tag Master – GTM & GA4 Debugger, DataLayer Inspector

493 users Rated 4.83 from 18 ratings Last updated 22 Sep 2026

By Kavalci Live in the Chrome Web Store lemnndbboekafiammkmfbldomlepigko Last checked 27 Sep 2026, 04:50 UTC

The listing

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

Debug GTM, GA4, dataLayer, Meta: 63 platforms in one side panel. Read any GTM container by ID. Consent Mode V2 audit. Local only.Summary from the listing
Developer
Kavalci
Trader status
Not declared a trader under EU law
Category
Productivity › Developer Tools
First published
20 Feb 2026
Last updated
22 Sep 2026
Version
1.9.0
Size
566 KiB
Minimum Chrome
116
Languages
1 language

English (United States)

Website
tagmaster.dev
Open in the Chrome Web Store ↗ Download the CRX from Google ↗
Users over time As shown on the Chrome Web Store

Tracking began on 27 Sep 2026. The chart appears after the second check.

Show the numbers
CheckedUsersRatingRatings
2026-09-274934.8318
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#34,106
by users, of 264,254 extensions
In its category
#2,974
of 27,566 in Developer Tools

What changed

Every change found on a check, newest first

No changes found since tracking began on 27 Sep 2026.

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
  • <all_urls>Every website
Browser features
  • cookiesRead and change cookies on the sites it can reach
  • declarativeNetRequestBlock or change network requests, using rules
  • scriptingRun scripts on sites it can reach
  • sidePanelShow a side panel
  • storageSave settings and data in your browser
  • webNavigationFollow your browsing, page by page
  • webRequestWatch network requests on the sites it can reach

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 27 Sep 2026, 04:50 UTC; next check around 22 Oct 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Tag Master – GTM & GA4 Debugger, DataLayer Inspector” (lemnndbboekafiammkmfbldomlepigko). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/lemnndbboekafiammkmfbldomlepigko. Accessed 2026-09-27.
BibTeX
@misc{extensiontracker_lemnndbboekafiammkmfbldomlepigko,
  title   = {Tag Master – GTM & GA4 Debugger, DataLayer Inspector (lemnndbboekafiammkmfbldomlepigko)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/lemnndbboekafiammkmfbldomlepigko},
  urldate = {2026-09-27}
}

The data is free to reuse under CC BY 4.0.

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