Bookface Companion icon

Bookface Companion

by Y Combinator · ycombinator.com · Workflow & Planning
FeaturedEstablished publisherManifest V3 Free
View in Chrome Web Store Data as of 16 Oct 2026

Count down to Demo Day and search Bookface from your Omnibox.

Users
2,000
0 in 30 days
Rating
4.9 / 5
unchanged in 30 days
Ratings
13
0 in 30 days
Store rank
#20K
#17K among extensions
Version
2.5.2
updated 2 Oct 2026

Users

monthly, 3 years
3001,1502,000Aug 2023Apr 2025Oct 2026
Latest, 16 Oct 2026: 2,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
3814Aug 2023Apr 2025Oct 2026
Latest, 16 Oct 2026: 13 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Bookface Companion

The most useful Chrome companion for YC founders: - Gmail sidebar for fundraising -- investor insights, SAFES and more - Gmail/linkedin sidebar for hiring -- manage your ATS and pipeline - Search Bookface from your Omnibox - A count-down clock to Demo Day

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%00.00
30 days0+0.0%00.00
6 months0+0.0%00.00
1 year+1,000+100.0%00.00

Version history

29 versions recorded
2.5.22 Oct 2026
2.5.123 Sep 2026
2.5.013 Sep 2026
2.4.011 Sep 2026
2.3.08 Sep 2026
2.2.121 Aug 2026
2.2.018 Aug 2026
2.0.828 Mar 2026

Details

Category
Workflow & Planning
First seen
5 May 2020
Size
2.7 MB
Languages
en
Pricing
Free
Privacy policy
ycombinator.com
Extension ID
bffjoheaobiobcocbgpehhegifipbbdp

Permissions and risk

Moderate riskimpact 4, likelihood 1
Permissions
storagetabscontextMenussidePanelactiveTabscriptingdebugger
Site access
https://bookface.ycombinator.com/*https://mail.google.com/*

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