Crux

by LEVEL UP, K.K. · Tools

Manifest V3 Free

View in Chrome Web Store Data as of 21 Oct 2026

Essential tools for X (Twitter) Articles - reading stats, table of contents & copy

Users

−2 in 30 days

Rating

0.0 / 5

unchanged in 30 days

Ratings

0 in 30 days

Store rank

#202K

#169K among extensions

Version

1.0.0

updated 25 Jan 2026

Users

monthly, 9 months

Latest, 21 Oct 2026: 10 usersMove the mouse over the chart for any month

Ratings count

monthly, 9 months

Latest, 21 Oct 2026: 0 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 Crux

Essential tools for X (Twitter) Articles to help you read and share long-form posts with confidence. Features ・Character Count — See total characters at a glance ・Reading Time — Estimated reading time for the article ・Table of Contents — Auto-generated from headings, click to jump ・Copy as Plain Text — One-click copy for note-taking or AI discussions How it works A small widget appears in the top-right when you open an X Article page. It updates automatically and stays out of the way. Privacy Crux runs entirely in your browser. It does not collect, store, or transmit any personal data.