Extension Tracker

Send Mass Mail + HTML inserter for Gmail

7,000 users Rated 4.74 from 38 ratings Last updated 15 Sep 2026

By Semalt LLC Live in the Chrome Web Store obngoldljmnnpggbekneikaohbeflbee Search Google ↗ Last checked 11 Nov 2026, 01:10 UTC

The listing

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

A Gmail ExtensionSummary from the listing
Developer
Semalt LLC
Enhanced Safe Browsing
Trusted. What this means →
Category
Productivity › Communication
First published
19 Nov 2019
Last updated
15 Sep 2026
Version
2.2.7
Size
455 KiB
Minimum Chrome
88
Languages
1 language

English

Website
mailbrother.com
Support page
https://mailbrother.com/support
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store
6.9K7K7.1KTracking began 27 Sep 202627 Sep4 Oct11 Oct18 Oct25 Oct1 Nov8 Nov2026-09-27: 7,000 users2026-09-29: 7,000 users2026-10-06: 7,000 users2026-10-13: 7,000 users2026-10-21: 7,000 users2026-10-28: 7,000 users2026-11-04: 7,000 users2026-11-11: 7,000 users7,0006.9K7K7.1KTracking began27 Sep18 Oct8 Nov2026-09-27: 7,000 users2026-09-29: 7,000 users2026-10-06: 7,000 users2026-10-13: 7,000 users2026-10-21: 7,000 users2026-10-28: 7,000 users2026-11-04: 7,000 users2026-11-11: 7,000 users7K
Average rating
4.704.8027 Sep11 Oct25 Oct8 Nov4.744.704.8027 Sep18 Oct8 Nov4.74
Number of ratings
3827 Sep11 Oct25 Oct8 Nov383827 Sep18 Oct8 Nov38
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-11-117,0004.7438
2026-11-047,0004.7438
2026-10-287,0004.7438
2026-10-217,0004.7438
2026-10-137,0004.7438
2026-10-067,0004.7438
2026-09-297,0004.7438
2026-09-277,0004.7438
Users, 7 days
No change
since a week ago
Users, 30 days
No change
+0.0%
Rank
#8,681
by users, of 292,131 extensions
In its category
#151
of 7,817 in Communication

What changed

Every change found on a check, newest first

No changes found since tracking began on 27 Sep 2026.

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

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
SEO Inspector Pro by AIO.com.ai24 –– Developer Tools
GPT.ga – Email & Messenger ChatGPT Support23 5.0010 Communication
SEO Content Optimizer by AIO.com.ai11 –– Developer Tools
SEO Competitor Analyzer by AIO.com.ai11 –– Developer Tools
Topics by SEOmonitor by AIO.com.ai9 –– Developer Tools
User Agent Switcher by AIO.com.ai9 –– Developer Tools
Pagezii SEO + AdWords by AIO.com.ai7 –– Developer Tools
SEO Meta Insights by AIO.com.ai7 –– Developer Tools
Sloboda5 5.004 Just for Fun
Site Checker by AIO.com.ai5 –– Developer Tools
All 21 extensions by Semalt LLC →

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, 01:10 UTC; next check around 17 Nov 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Send Mass Mail + HTML inserter for Gmail” (obngoldljmnnpggbekneikaohbeflbee). Chrome Web Store data, last checked 2026-11-11. https://extensiontracker.com/extension/obngoldljmnnpggbekneikaohbeflbee. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_obngoldljmnnpggbekneikaohbeflbee,
  title   = {Send Mass Mail + HTML inserter for Gmail (obngoldljmnnpggbekneikaohbeflbee)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-11},
  url     = {https://extensiontracker.com/extension/obngoldljmnnpggbekneikaohbeflbee},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

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