Extension Tracker

Email Finder by ContactOut – Email Lookup Tool

600,000 users Rated 4.12 from 800 ratings Last updated 17 May 2026

By contactout limited Live in the Chrome Web Store jjdemeiffadmmjhkbbpglgnlgeafomjo Search Google ↗ Last checked 7 Nov 2026, 17:30 UTC

The listing

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

Find emails for 75% of Linkedin or ANY website. Save profiles to CRM. Chatgpt comments & email writer. Trusted by 76% of Fortune500.Summary from the listing
Developer
contactout limited
Enhanced Safe Browsing
Trusted. What this means →
Category
Productivity › Tools
First published
14 Jan 2016
Last updated
17 May 2026
Version
5.18.3
Size
857 KiB
Minimum Chrome
88
Languages
1 language

English

Website
contactout.com
Support page
http://contactout.com
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store
600K650K700KTracking began 27 Sep 202627 Sep4 Oct11 Oct18 Oct25 Oct1 Nov2026-09-27: 600,000 users2026-10-03: 600,000 users2026-10-10: 600,000 users2026-10-17: 700,000 users2026-10-25: 600,000 users2026-11-01: 600,000 users2026-11-07: 600,000 users600,000600K650K700KTracking began27 Sep11 Oct25 Oct2026-09-27: 600,000 users2026-10-03: 600,000 users2026-10-10: 600,000 users2026-10-17: 700,000 users2026-10-25: 600,000 users2026-11-01: 600,000 users2026-11-07: 600,000 users600K
Average rating
4.204.3027 Sep11 Oct25 Oct4.124.204.3027 Sep11 Oct25 Oct4.12
Number of ratings
80027 Sep11 Oct25 Oct80080027 Sep11 Oct25 Oct800
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-11-07600,0004.12800
2026-11-01600,0004.12800
2026-10-25600,0004.12800
2026-10-17700,0004.12800
2026-10-10600,0004.35796
2026-10-03600,0004.35796
2026-09-27600,0004.35796
Users, 7 days
No change
since a week ago
Users, 30 days
No change
+0.0%
Rank
#416
by users, of 292,130 extensions
In its category
#70
of 115,640 in Tools

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://*.linkedin.com/linkedin.com and its subdomains
  • https://contactout.com/contactout.com
  • https://github.com/github.com
Sites where it runs scripts
  • *://*.linkedin.com/*linkedin.com and its subdomains
  • *://*.linkedin.com/authwalllinkedin.com and its subdomains
  • *://*.linkedin.com/checkpoint/*linkedin.com and its subdomains
  • *://*.linkedin.com/checkpoint/*/loginlinkedin.com and its subdomains
  • *://*.linkedin.com/checkpoint/*/login-challenge-submitlinkedin.com and its subdomains
  • *://*.linkedin.com/checkpoint/*/login-submitlinkedin.com and its subdomains
  • *://*.linkedin.com/checkpoint/*/sign-in-another-accountlinkedin.com and its subdomains
  • *://*.linkedin.com/company/*linkedin.com and its subdomains
  • *://*.linkedin.com/homelinkedin.com and its subdomains
  • *://*.linkedin.com/in/*linkedin.com and its subdomains
  • *://*.linkedin.com/loginlinkedin.com and its subdomains
  • *://*.linkedin.com/recruiter/company/*linkedin.com and its subdomains
  • *://*.linkedin.com/sales*linkedin.com and its subdomains
  • *://*.linkedin.com/sales/company/*linkedin.com and its subdomains
  • *://*.linkedin.com/talent*linkedin.com and its subdomains
  • *://*.linkedin.com/uas/loginlinkedin.com and its subdomains
  • *://*.linkedin.com/uas/login-caplinkedin.com and its subdomains
  • *://*.linkedin.com/uas/login-submitlinkedin.com and its subdomains
  • *://contactout.com/*contactout.com
  • *://contactout.com/thankscontactout.com
  • https://contactout.com/login/callback*contactout.com
  • https://github.com/*github.com
Browser features
  • activeTabThe tab you're on, only after you click the extension
  • alarmsRun tasks on a schedule
  • backgroundKeep running in the background
  • cookiesRead and change cookies on the sites it can reach
  • scriptingRun scripts on sites it can reach
  • storageSave settings and data in your browser
  • system.displayRead your screen setup
Asked for later, if you agree
  • tabsRead the addresses and titles of your tabs
  • *://*/*Every website
  • https://*.lightning.force.com/*lightning.force.com and its subdomains
  • https://*.salesforce.com/*salesforce.com and its subdomains

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, 17:30 UTC; next check around 14 Nov 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Email Finder by ContactOut – Email Lookup Tool” (jjdemeiffadmmjhkbbpglgnlgeafomjo). Chrome Web Store data, last checked 2026-11-07. https://extensiontracker.com/extension/jjdemeiffadmmjhkbbpglgnlgeafomjo. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_jjdemeiffadmmjhkbbpglgnlgeafomjo,
  title   = {Email Finder by ContactOut – Email Lookup Tool (jjdemeiffadmmjhkbbpglgnlgeafomjo)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-07},
  url     = {https://extensiontracker.com/extension/jjdemeiffadmmjhkbbpglgnlgeafomjo},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

Browse

Top lists

Productivity

Lifestyle

Make Chrome Yours