Extension Tracker

GMass: Powerful mail merge for Gmail

400,000 users Rated 4.78 from 9,247 ratings Last updated 9 Sep 2026

By GMass, Inc. Live in the Chrome Web Store ehomdgjhgmbidokdgicgmdiedadncbgf Last checked 27 Sep 2026, 00:29 UTC

The listing

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

A powerful mass email and mail merge system for Gmail.Summary from the listing
Developer
GMass, Inc.
Trader status
Declared a trader under EU law
Category
Productivity › Communication
First published
26 Aug 2015
Last updated
9 Sep 2026
Version
6.0.45
Size
311 KiB
Minimum Chrome
88
Languages
1 language

English (United States)

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
2026-09-27400,0004.789,247
Users, 7 days
–
needs a week of history
Users, 30 days
–
needs a month of history
Rank
#529
by users, of 264,254 extensions
In its category
#9
of 6,861 in Communication

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 where it runs scripts
  • http://inbox.google.com/*inbox.google.com
  • http://mail.google.com/*mail.google.com
  • https://inbox.google.com/*inbox.google.com
  • https://mail.google.com/*mail.google.com

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
Tracker Blocker: Stop trackers in emails7,000 3.0812 Workflow & Planning
All 2 extensions by GMass, Inc. →

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, 00:29 UTC; next check around 3 Oct 2026.

We don't copy descriptions, screenshots or developers' contact details. How we collect the data

Cite this page

Extension Tracker. “GMass: Powerful mail merge for Gmail” (ehomdgjhgmbidokdgicgmdiedadncbgf). Chrome Web Store data, last checked 2026-09-27. https://extensiontracker.com/extension/ehomdgjhgmbidokdgicgmdiedadncbgf. Accessed 2026-09-27.
BibTeX
@misc{extensiontracker_ehomdgjhgmbidokdgicgmdiedadncbgf,
  title   = {GMass: Powerful mail merge for Gmail (ehomdgjhgmbidokdgicgmdiedadncbgf)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-09-27},
  url     = {https://extensiontracker.com/extension/ehomdgjhgmbidokdgicgmdiedadncbgf},
  urldate = {2026-09-27}
}

The data is free to reuse under CC BY 4.0.