Readability Scoring System Plus
Chrome extension by contactbrianscott · Productivity · Tools
- Established publisher
A Chrome extension in Productivity · Tools with 141 users, barely installed. Audience over the last 30 days: +2.
Specific sites only: 1 match pattern.
What the developer says, and 5 screenshots
Loading from the Chrome Web Store. Open the listing if it does not appear.
- Users
- 141
- Users, last 30 days
- +2
- Version
- 4.0
- Updated in the store
- 2024-10-30
- Published
- 2024-10-30
- Manifest
- V3
- Browser access
- 3 permissions, 1 site pattern
How it has moved
- 2026-10-04143
- 2026-10-08142
- 2026-10-09145
- 2026-10-10143
- 2026-10-11139
- 2026-10-13140
- 2026-10-16146
- 2026-10-18139
- 2026-10-19138
- 2026-10-21142
- 2026-10-23141
- 2026-10-24144
- 2026-10-25146
- 2026-10-27145
- 2026-10-29141
- 2026-10-30141
- 2026-08-31124
- 2026-09-03126
- 2026-09-04125
- 2026-09-06124
- 2026-09-07121
- 2026-09-08130
- 2026-09-10132
- 2026-09-13131
- 2026-09-15134
- 2026-09-16142
- 2026-09-21137
- 2026-09-25138
- 2026-09-27139
- 2026-10-04143
- 2026-10-08142
- 2026-10-09145
- 2026-10-10143
- 2026-10-11139
- 2026-10-13140
- 2026-10-16146
- 2026-10-18139
- 2026-10-19138
- 2026-10-21142
- 2026-10-23141
- 2026-10-24144
- 2026-10-25146
- 2026-10-27145
- 2026-10-29141
- 2026-10-30141
A dot marks a day the store showed a different number. Between them the line carries the last one forward: we read every listing up to 2 times a day and record a point only when something moves. History beyond ninety days is in the app.
What it can reach
Specific sites only: 1 match pattern.
https://readabilityformulas.com/*
-
Run its own code on the pages it can access
scripting -
Act on the current tab, but only after you click it
activeTab -
Add items to the right-click menu
contextMenus
What changed recently
Nothing has moved on this listing since we started watching it.
The publisher
contactbrianscott. Listed website: readabilityformulas.com.
Like this one
Listings the catalog judges closest in what they say they do.
-
Readability Scorer 17 users
-
Check Readability - Readability & Grade Level Checker 28 users
-
ReadabilityPro - Readability Score On-The-Go 49 users
-
Readability Checker — Reading Level, Flesch-Kincaid & Writing Score 354 users
-
ClearText — Readability Score Analyzer 3 users (last published figure)
The top 5 only. The full comparison, with why each one is close, is on the alternatives page; ranking a whole neighbourhood by your own criteria is in the app.
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[](https://extops.dev/extensions/lggdleobdbllcmokcaddhialnopbcoib)<a href="https://extops.dev/extensions/lggdleobdbllcmokcaddhialnopbcoib"><img src="https://extops.dev/extensions/lggdleobdbllcmokcaddhialnopbcoib/badge.svg" alt="Users and rating on Ext Ops Panel" height="20"></a>Figures come from our own regular passes over the public Chrome Web Store listing, last read on . The store last changed these figures on 2026-10-29. We publish no contact details for extension developers.