Extension Tracker

HumanLetter: Certify Your Human Touch.

1,000 users Rated 5.00 from 8 ratings Last updated 5 Aug 2025

By MailTracker Live in the Chrome Web Store hhncmpjgkacnijblmcfoammdghllhnmn Search Google ↗ Last checked 11 Nov 2026, 14:03 UTC

The listing

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

In a world of AI-generated content, prove your emails are genuinely human-written. Build trust with every message.Summary from the listing
Developer
MailTracker
Enhanced Safe Browsing
Trusted. What this means →
Category
Productivity › Tools
First published
26 Jul 2023
Last updated
5 Aug 2025
Version
3.0.4
Size
9.0 MiB
Minimum Chrome
88
Languages
2 languages

English, français

Website
mailfinder.co
Support page
https://www.humanletter.com/contact
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store
9801K1.02KTracking began 27 Sep 202627 Sep4 Oct11 Oct18 Oct25 Oct1 Nov8 Nov2026-09-27: 1,000 users2026-09-30: 1,000 users2026-10-07: 1,000 users2026-10-14: 1,000 users2026-10-20: 1,000 users2026-10-27: 1,000 users2026-11-03: 1,000 users2026-11-11: 1,000 users1,0009801K1.02KTracking began27 Sep18 Oct8 Nov2026-09-27: 1,000 users2026-09-30: 1,000 users2026-10-07: 1,000 users2026-10-14: 1,000 users2026-10-20: 1,000 users2026-10-27: 1,000 users2026-11-03: 1,000 users2026-11-11: 1,000 users1K
Average rating
4.804.905.0027 Sep11 Oct25 Oct8 Nov5.004.804.905.0027 Sep18 Oct8 Nov5.00
Number of ratings
8927 Sep11 Oct25 Oct8 Nov88927 Sep18 Oct8 Nov8
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-11-111,0005.008
2026-11-031,0005.008
2026-10-271,0005.008
2026-10-201,0005.008
2026-10-141,0005.008
2026-10-071,0005.009
2026-09-301,0005.009
2026-09-271,0005.009
Users, 7 days
No change
since a week ago
Users, 30 days
No change
+0.0%
Rank
#17,862
by users, of 292,131 extensions
In its category
#4,591
of 115,641 in Tools

What changed

Every change found on a check, newest first

  1. The developer's contact email changed.

Developer history

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

  1. The contact email changed.

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
  • *://app.humanletter.com/app.humanletter.com
  • *://humanletter.com/humanletter.com
  • *://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
  • notificationsShow notifications
  • scriptingRun scripts on sites it can reach

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
MailTracker: Email tracker for Gmail200,000 4.625,316 Communication
All 2 extensions by MailTracker →

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 11 Nov 2026, 14:03 UTC; next check around 18 Nov 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “HumanLetter: Certify Your Human Touch.” (hhncmpjgkacnijblmcfoammdghllhnmn). Chrome Web Store data, last checked 2026-11-11. https://extensiontracker.com/extension/hhncmpjgkacnijblmcfoammdghllhnmn. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_hhncmpjgkacnijblmcfoammdghllhnmn,
  title   = {HumanLetter: Certify Your Human Touch. (hhncmpjgkacnijblmcfoammdghllhnmn)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-11},
  url     = {https://extensiontracker.com/extension/hhncmpjgkacnijblmcfoammdghllhnmn},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

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