Extension Tracker

MailKing: Email Campaigns in Gmail by cloudHQ

10,000 users Rated 4.39 from 121 ratings Last updated 31 Oct 2026

By cloudHQ LLC Live in the Chrome Web Store igmjjjikokpgjnckgfcallenihoeabnk Search Google ↗ Last checked 7 Nov 2026, 14:32 UTC

The listing

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

Send mass emails directly from GmailSummary from the listing
Developer
cloudHQ LLC
Enhanced Safe Browsing
Trusted. What this means →
Category
Productivity › Communication
First published
22 Nov 2017
Last updated
31 Oct 2026
Version
1.0.2.14
Size
572 KiB
Minimum Chrome
88
Languages
11 languages

Deutsch, English, Nederlands, español, français, italiano, polski, português (Brasil), português (Portugal), 中文（中国）, 日本語

Website
https://www.mailking.io/
Support page
https://support.cloudhq.net/category/browser-extensions/mailking/
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store
9.8K10K10.2KTracking began 27 Sep 202627 Sep4 Oct11 Oct18 Oct25 Oct1 Nov2026-09-27: 10,000 users2026-10-03: 10,000 users2026-10-10: 10,000 users2026-10-17: 10,000 users2026-10-24: 10,000 users2026-10-30: 10,000 users2026-11-01: 10,000 users2026-11-07: 10,000 users2026-11-01: new version2026-10-30: new version10,0009.8K10K10.2KTracking began27 Sep11 Oct25 Oct2026-09-27: 10,000 users2026-10-03: 10,000 users2026-10-10: 10,000 users2026-10-17: 10,000 users2026-10-24: 10,000 users2026-10-30: 10,000 users2026-11-01: 10,000 users2026-11-07: 10,000 users2026-11-01: new version2026-10-30: new version10K
Average rating
4.404.5027 Sep11 Oct25 Oct4.394.404.5027 Sep11 Oct25 Oct4.39
Number of ratings
12012227 Sep11 Oct25 Oct12112012227 Sep11 Oct25 Oct121
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-11-0710,0004.39121
2026-11-0110,0004.39121
2026-10-3010,0004.39121
2026-10-2410,0004.39121
2026-10-1710,0004.39121
2026-10-1010,0004.58121
2026-10-0310,0004.58121
2026-09-2710,0004.58121
Users, 7 days
No change
since a week ago
Users, 30 days
No change
+0.0%
Rank
#5,041
by users, of 292,131 extensions
In its category
#86
of 7,817 in Communication

What changed

Every change found on a check, newest first

  1. New version 1.0.2.14, replacing 1.0.2.12.

  2. New version 1.0.2.12, replacing 1.0.2.5.

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
  • https://support.cloudhq.net/support.cloudhq.net
  • https://www.cloudhq.net/www.cloudhq.net
Sites where it runs scripts
  • https://mail.google.com/*mail.google.com
Browser features
  • backgroundKeep running in the background
  • scriptingRun scripts on sites it can reach
  • storageSave settings and data in your browser

More from this developer

Other extensions from the same publisher account

ExtensionUsersRatingRatingsCategory
Save Emails as PDF by cloudHQ100,000 4.29611 Workflow & Planning
Gmail™ Email Templates by cloudHQ100,000 4.03461 Communication
Save Emails to Drive by cloudHQ50,000 4.15162 Workflow & Planning
Backup and Sync Google Drive to other clouds50,000 4.73553 Workflow & Planning
Gmail Tabs by cloudHQ30,000 3.69152 Communication
Embed Videos for Gmail™ by cloudHQ20,000 3.8438 Communication
Label Sharing for Gmail™ by cloudHQ20,000 4.44211 Workflow & Planning
Save Emails to Dropbox by cloudHQ10,000 4.6469 Workflow & Planning
Email Privacy Protector: Is My Email Tracked?10,000 3.88101 Communication
Share and attach files in Gmail™ by cloudHQ6,000 4.7668 Communication
All 13 extensions by cloudHQ 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 7 Nov 2026, 14:32 UTC; next check around 15 Nov 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “MailKing: Email Campaigns in Gmail by cloudHQ” (igmjjjikokpgjnckgfcallenihoeabnk). Chrome Web Store data, last checked 2026-11-07. https://extensiontracker.com/extension/igmjjjikokpgjnckgfcallenihoeabnk. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_igmjjjikokpgjnckgfcallenihoeabnk,
  title   = {MailKing: Email Campaigns in Gmail by cloudHQ (igmjjjikokpgjnckgfcallenihoeabnk)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-07},
  url     = {https://extensiontracker.com/extension/igmjjjikokpgjnckgfcallenihoeabnk},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

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