Extension Tracker

Mailtrack® – Email Tracker for Gmail

3,000,000 users Rated 4.20 from 11,871 ratings Last updated 11 Nov 2026

By Mailsuite Live in the Chrome Web Store ndnaehgpjlnokgebbaldlmgkapkpjkkb Search Google ↗ Last checked 12 Nov 2026, 05:51 UTC

The listing

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

The original Mailtrack®: free, unlimited email tracking for Gmail. Trusted by millions, GDPR-compliant and Google-audited.Summary from the listing
Developer
Mailsuite
Enhanced Safe Browsing
Trusted. What this means →
Category
Productivity › Communication
First published
13 Sep 2013
Last updated
11 Nov 2026
Version
12.103.0
Size
4.34 MiB
Minimum Chrome
88
Languages
54 languages

Deutsch, English, English (United Kingdom), English (United States), Filipino, Indonesia, Kiswahili, Melayu, Nederlands, Tiếng Việt, Türkçe, català, dansk, eesti, español, español (Latinoamérica), français, hrvatski, italiano, latviešu, lietuvių, magyar, norsk, polski, português (Brasil), português (Portugal), română, slovenčina, slovenščina, suomi, svenska, čeština, Ελληνικά, български, русский, српски, українська, עברית, العربية, فارسی, मराठी, हिन्दी, বাংলা, ગુજરાતી, தமிழ், తెలుగు, ಕನ್ನಡ, മലയാളം, ไทย, አማርኛ, 中文（中国）, 中文（台灣）, 日本語, 한국어

Website
mailsuite.com
Support page
https://mailsuite.com/hc/
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store
2.95M3M3.05MTracking began 27 Sep 202627 Sep4 Oct11 Oct18 Oct25 Oct1 Nov8 Nov2026-09-27: 3,000,000 users2026-09-28: 3,000,000 users2026-10-01: 3,000,000 users2026-10-08: 3,000,000 users2026-10-14: 3,000,000 users2026-10-15: 3,000,000 users2026-10-20: 3,000,000 users2026-10-22: 3,000,000 users2026-10-27: 3,000,000 users2026-10-29: 3,000,000 users2026-11-03: 3,000,000 users2026-11-05: 3,000,000 users2026-11-10: 3,000,000 users2026-11-12: 3,000,000 users2026-11-12: new version2026-11-10: new version2026-11-05: new version2026-11-03: new version2026-10-29: new version2026-10-27: new version2026-10-22: new version2026-10-20: new version2026-10-15: new version2026-10-14: new version2026-10-08: new version2026-10-01: new version3,000,0002.95M3M3.05MTracking began27 Sep18 Oct8 Nov2026-09-27: 3,000,000 users2026-09-28: 3,000,000 users2026-10-01: 3,000,000 users2026-10-08: 3,000,000 users2026-10-14: 3,000,000 users2026-10-15: 3,000,000 users2026-10-20: 3,000,000 users2026-10-22: 3,000,000 users2026-10-27: 3,000,000 users2026-10-29: 3,000,000 users2026-11-03: 3,000,000 users2026-11-05: 3,000,000 users2026-11-10: 3,000,000 users2026-11-12: 3,000,000 users2026-11-12: new version2026-11-10: new version2026-11-05: new version2026-11-03: new version2026-10-29: new version2026-10-27: new version2026-10-22: new version2026-10-20: new version2026-10-15: new version2026-10-14: new version2026-10-08: new version2026-10-01: new version3M
Average rating
4.204.304.4027 Sep11 Oct25 Oct8 Nov4.204.204.304.4027 Sep18 Oct8 Nov4.20
Number of ratings
11,60011,80012,00027 Sep11 Oct25 Oct8 Nov11,87111,60011,80012,00027 Sep18 Oct8 Nov11,871
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-11-123,000,0004.2011,871
2026-11-103,000,0004.2011,869
2026-11-053,000,0004.1911,852
2026-11-033,000,0004.1911,850
2026-10-293,000,0004.1811,843
2026-10-273,000,0004.1811,843
2026-10-223,000,0004.1911,841
2026-10-203,000,0004.1911,838
2026-10-153,000,0004.1811,829
2026-10-143,000,0004.1811,829
2026-10-083,000,0004.4211,823
2026-10-013,000,0004.4211,808
2026-09-283,000,0004.4211,808
2026-09-273,000,0004.4211,803
Users, 7 days
No change
since a week ago
Users, 30 days
No change
+0.0%
Rank
#99
by users, of 292,131 extensions
In its category
#5
of 7,816 in Communication

What changed

Every change found on a check, newest first

  1. New version 12.103.0, replacing 12.102.0.

  2. New version 12.102.0, replacing 12.101.0.

  3. New version 12.101.0, replacing 12.100.2.

  4. New version 12.100.2, replacing 12.100.1.

  5. New version 12.100.1, replacing 12.100.0.

  6. New version 12.100.0, replacing 12.99.1.

  7. New version 12.99.1, replacing 12.99.0.

  8. New version 12.99.0, replacing 12.98.0.

  9. New version 12.98.0, replacing 12.97.0.

  10. New version 12.97.0, replacing 12.96.0.

  11. New version 12.96.0, replacing 12.95.1.

  12. New version 12.95.1, replacing 12.95.0.

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

Sites
  • *://*.googleusercontent.com/*googleusercontent.com and its subdomains
  • *://*.mailsuite.com/*mailsuite.com and its subdomains
  • *://*.mailtrack.io/*mailtrack.io and its subdomains
  • *://mailsuite.com/*mailsuite.com
  • *://mailtrack.io/*mailtrack.io
  • https://api.rollbar.com/*api.rollbar.com
  • https://http-intake.logs.datadoghq.eu/*http-intake.logs.datadoghq.eu
  • https://mail.google.com/*mail.google.com
  • https://mrt-attachments-prod.s3.eu-west-1.amazonaws.com/*mrt-attachments-prod.s3.eu-west-1.amazonaws.com
  • https://mt-file-tracking-temp.s3.eu-west-1.amazonaws.com/*mt-file-tracking-temp.s3.eu-west-1.amazonaws.com
Sites where it runs scripts
  • *://mailsuite.com/*mailsuite.com
  • *://mailsuite.com/*/dashboard/install-success*mailsuite.com
  • *://mailsuite.com/*/dashboard/payment/teams/success*mailsuite.com
  • *://mailsuite.com/*/dashboard/reauthorized*mailsuite.com
  • *://mailsuite.com/*/dashboard/welcome*mailsuite.com
  • *://mailtrack.io/*mailtrack.io
  • *://mailtrack.io/*/dashboard/install-success*mailtrack.io
  • *://mailtrack.io/*/dashboard/payment/teams/success*mailtrack.io
  • *://mailtrack.io/*/dashboard/reauthorized*mailtrack.io
  • *://mailtrack.io/*/dashboard/welcome*mailtrack.io
  • https://mail.google.com/*mail.google.com
Browser features
  • declarativeNetRequestWithHostAccessBlock or change network requests on the sites it can reach
  • notificationsShow notifications
  • storageSave settings and data in your browser

About this data

Collected from the extension's public Chrome Web Store listing. It's checked every week, because it has 1,000 or more users, and again whenever a new version appears. Last checked 12 Nov 2026, 05:51 UTC; next check around 19 Nov 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Mailtrack® – Email Tracker for Gmail” (ndnaehgpjlnokgebbaldlmgkapkpjkkb). Chrome Web Store data, last checked 2026-11-12. https://extensiontracker.com/extension/ndnaehgpjlnokgebbaldlmgkapkpjkkb. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_ndnaehgpjlnokgebbaldlmgkapkpjkkb,
  title   = {Mailtrack® – Email Tracker for Gmail (ndnaehgpjlnokgebbaldlmgkapkpjkkb)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-12},
  url     = {https://extensiontracker.com/extension/ndnaehgpjlnokgebbaldlmgkapkpjkkb},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

Browse

Top lists

Productivity

Lifestyle

Make Chrome Yours