Bookface Companion

Name: Bookface Companion
Rating: 4.92 (13 reviews)
Author: Y Combinator

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

As of June 2026, Bookface Companion has 2,000 users and a 4.92/5 rating from 13 reviews in the Workflow & Planning category.

Y Combinator Workflow & Planning★ Featured

Chrome Web Store ↗.crx

Users+100.0%

2.0K

2,000

Rating0%

4.92

13 reviews

Reviews0%

Version

2.0.8

Manifest V3

90-day change · In the last 90 days this extension gained 1.0K users.

History

6 snapshots

Tracking since Apr 19, 2026.

View as table

Date	Users	Rating	Reviews	Version
Apr 19, 2026	1.0K	4.92	13	2.0.8
Apr 24, 2026	2.0K	4.92	13	2.0.8
May 5, 2026	1.0K	4.92	13	2.0.8
May 9, 2026	2.0K	4.92	13	2.0.8
May 12, 2026	2.0K	4.92	13	2.0.8
May 30, 2026	1.0K	4.92	13	2.0.8
Now	2.0K	4.92	13	2.0.8

Permissions & access

Permissions: storagetabs
Host access: https://bookface.ycombinator.com/*, http://bookface.code.yclocal.com/*

Screenshots

About

Shows a count-down clock to demo day, allows you to search Bookface from your Omnibox and optionally provides a Bookface user sidebar in your gmail thread view. 

A simple yet surprisingly effective tool for maintaining a sense of urgency.

Countdown originally built by YC alum Fouad Matin.