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CertaLink CRM for Gmail

Chrome extension by Certa · Productivity · Communication

A Chrome extension in Productivity · Communication with 3 users, barely installed.

Specific sites only: 1 match pattern.

What the developer says, and 1 screenshot

Loading from the Chrome Web Store. Open the listing if it does not appear.

Users
3 (the store no longer states an audience; this is the last figure it published)
Rating
not rated yet
Users, last 7 days
+2
Version
0.4.80
Updated in the store
2026-09-08
Published
2026-09-03
Manifest
V3
Browser access
3 permissions, 1 site pattern

How it has moved

Users
+2 since 09.09
1-3 · 4 readings
2026-09-09: appeared in the store
  1. 2026-09-091appeared in the store
  2. 2026-09-102
  3. 2026-09-133
  4. 2026-09-153
Users
+2 since 09.09
1-3 · 4 readings
2026-09-09: appeared in the store
  1. 2026-09-091appeared in the store
  2. 2026-09-102
  3. 2026-09-133
  4. 2026-09-153

A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing more than once a day and record a point only when something moves. History beyond ninety days is in the app.

What it can reach

Specific sites only: 1 match pattern.

  • https://mail.google.com/*
  • Sign you in with a Google account identity
  • Run its own code on the pages it can access scripting
  • Store data in your browser storage

The full permission history for this extension

What changed recently

  1. Appeared in the store

The publisher

Certa.

Like this one

Listings the catalog judges closest in what they say they do.

  1. Donna CRM Describes nearly the same job, smaller audience 38 users ★ 4.8
  2. Sales CRM in Gmail and Google Workspace Describes nearly the same job, smaller audience 67 users ★ 5.0
  3. Solin CRM Describes nearly the same job, smaller audience 9 users ★ 5.0
  4. ActiveCampaign Describes nearly the same job, with an established audience 10k users ★ 3.8
  5. NetHunt CRM for Gmail Describes nearly the same job, smaller audience 8k users ★ 4.8

The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.

Is this your extension?

Connect it to Ext Ops Panel and see installs, uninstalls and uninstall reasons as events arrive, not as a weekly summary.

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Figures come from our own daily pass over the public Chrome Web Store listing, last read on . We publish no contact details for extension developers.