Extension Tracker

Mail Seen - Unlimited Email Tracker for Gmail

6,000 users Rated 4.71 from 190 ratings Last updated 13 Jun 2025

By Mobile Internet Limited Live in the Chrome Web Store mlaaofkinooaabkchhidlhhjoiaomcmf Last checked 27 Sep 2026, 05:43 UTC

The listing

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

Know when your emails are opened!Summary from the listing
Developer
Mobile Internet Limited
Trader status
Declared a trader under EU law
Category
Productivity › Workflow & Planning
First published
20 Oct 2023
Last updated
13 Jun 2025
Version
5.6
Size
5.99 MiB
Minimum Chrome
88
Languages
1 language

English

Website
mailseen.com
Support page
https://www.mailseen.com/
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
2026-09-276,0004.71190
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#9,479
by users, of 264,254 extensions
In its category
#2,980
of 44,385 in Workflow & Planning

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

Sites
  • https://authapi-f6o7ittoia-uc.a.run.app/authapi-f6o7ittoia-uc.a.run.app
  • https://mail.google.com/mail.google.com
Sites where it runs scripts
  • https://mail.google.com/*mail.google.com
Browser features
  • declarativeNetRequestBlock or change network requests, using rules
  • declarativeNetRequestFeedbackSee which of its network rules matched

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
Mail Seen - Unlimited Email Tracker for Yahoo1,000 4.5221 Communication
Mail Seen - Unlimited Email Tracker for Outlook378 5.006 Communication
All 3 extensions by Mobile Internet Limited →

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 27 Sep 2026, 05:43 UTC; next check around 28 Sep 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Mail Seen - Unlimited Email Tracker for Gmail” (mlaaofkinooaabkchhidlhhjoiaomcmf). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/mlaaofkinooaabkchhidlhhjoiaomcmf. Accessed 2026-09-27.
BibTeX
@misc{extensiontracker_mlaaofkinooaabkchhidlhhjoiaomcmf,
  title   = {Mail Seen - Unlimited Email Tracker for Gmail (mlaaofkinooaabkchhidlhhjoiaomcmf)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/mlaaofkinooaabkchhidlhhjoiaomcmf},
  urldate = {2026-09-27}
}

The data is free to reuse under CC BY 4.0.

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