Extension Tracker

Hypothesis - Web & PDF Annotation

300,000 users Rated 3.92 from 225 ratings Last updated 17 Oct 2026

By Annotation Unlimited PBC Live in the Chrome Web Store bjfhmglciegochdpefhhlphglcehbmek Search Google ↗ Last checked 7 Nov 2026, 19:50 UTC

The listing

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

Collaboratively annotate, highlight, and tag web pages and PDF documents.Summary from the listing
Developer
Annotation Unlimited PBC
Enhanced Safe Browsing
Trusted. What this means →
Category
Lifestyle › Social Networking
First published
4 May 2013
Last updated
17 Oct 2026
Version
1.1769.0.0 (Official Build)
Size
4.8 MiB
Minimum Chrome
88
Languages
1 language

English

Website
hypothes.is
Support page
https://hypothes.is/help/
See Chrome Web Store page ↗ View its code or download CRX ↗
Users over time As shown on the Chrome Web Store
295K300K305KTracking began 26 Sep 202626 Sep3 Oct10 Oct17 Oct24 Oct31 Oct7 Nov2026-09-26: 300,000 users2026-10-02: 300,000 users2026-10-10: 300,000 users2026-10-17: 300,000 users2026-10-18: 300,000 users2026-10-24: 300,000 users2026-10-31: 300,000 users2026-11-07: 300,000 users2026-10-18: new version300,000295K300K305KTracking began26 Sep17 Oct7 Nov2026-09-26: 300,000 users2026-10-02: 300,000 users2026-10-10: 300,000 users2026-10-17: 300,000 users2026-10-18: 300,000 users2026-10-24: 300,000 users2026-10-31: 300,000 users2026-11-07: 300,000 users2026-10-18: new version300K
Average rating
4.004.1026 Sep10 Oct24 Oct7 Nov3.924.004.1026 Sep17 Oct7 Nov3.92
Number of ratings
22022526 Sep10 Oct24 Oct7 Nov22522022526 Sep17 Oct7 Nov225
New version One point per check. Source: the extension's public Chrome Web Store listing.
Show the numbers
CheckedUsersRatingRatings
2026-11-07300,0003.92225
2026-10-31300,0003.92225
2026-10-24300,0003.92225
2026-10-18300,0003.92225
2026-10-17300,0003.92225
2026-10-10300,0004.12225
2026-10-02300,0004.12224
2026-09-26300,0004.12224
Users, 7 days
No change
since a week ago
Users, 30 days
No change
+0.0%
Rank
#631
by users, of 292,130 extensions
In its category
#28
of 7,576 in Social Networking

What changed

Every change found on a check, newest first

  1. New version 1.1769.0.0 (Official Build), replacing 1.1754.0.0 (Official Build).

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 26 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

Every websiteIt can read and change your data on all the sites you visit.
Sites
  • <all_urls>Every website
Browser features
  • scriptingRun scripts on sites it can reach
  • storageSave settings and data in your browser
  • tabsRead the addresses and titles of your tabs
Asked for later, if you agree
  • webNavigationFollow your browsing, page by page

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, 19:50 UTC; next check around 14 Nov 2026.

How we collect the data

Cite this page

Citation
Extension Tracker. “Hypothesis - Web & PDF Annotation” (bjfhmglciegochdpefhhlphglcehbmek). Chrome Web Store data, last checked 2026-11-07. https://extensiontracker.com/extension/bjfhmglciegochdpefhhlphglcehbmek. Accessed 2026-11-13.
BibTeX
@misc{extensiontracker_bjfhmglciegochdpefhhlphglcehbmek,
  title   = {Hypothesis - Web & PDF Annotation (bjfhmglciegochdpefhhlphglcehbmek)},
  author  = {{Extension Tracker}},
  year    = {2026},
  note    = {Chrome Web Store data, last checked 2026-11-07},
  url     = {https://extensiontracker.com/extension/bjfhmglciegochdpefhhlphglcehbmek},
  urldate = {2026-11-13}
}

The data is free to reuse under CC BY 4.0.

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