GradeCube
Chrome extension by SturdyBridgeSystems · Productivity · Education
- Trader
A Chrome extension in Productivity · Education with 11 users, barely installed. Audience over the last 30 days: -2.
Specific sites only: 6 match patterns.
What the developer says, and 5 screenshots
Loading from the Chrome Web Store. Open the listing if it does not appear.
- Users
- 11
- Users, last 30 days
- -2
- Version
- 1.0.3
- Updated in the store
- 2026-08-19
- Published
- 2026-06-30
- Manifest
- V3
- Browser access
- 4 permissions, 6 site patterns
How it has moved
- 2026-10-0812
- 2026-10-1011
- 2026-10-1312
- 2026-10-1611
- 2026-10-1712
- 2026-10-1911
- 2026-10-2112
- 2026-10-2211
- 2026-10-2312
- 2026-10-2411
- 2026-10-2912
- 2026-10-3111
- 2026-11-0111
- 2026-09-0113
- 2026-09-0412
- 2026-09-0513
- 2026-09-0612
- 2026-09-0813
- 2026-09-1012
- 2026-09-1514
- 2026-09-1713
- 2026-09-2014
- 2026-09-2213
- 2026-09-2614
- 2026-09-2813
- 2026-10-0812
- 2026-10-1011
- 2026-10-1312
- 2026-10-1611
- 2026-10-1712
- 2026-10-1911
- 2026-10-2112
- 2026-10-2211
- 2026-10-2312
- 2026-10-2411
- 2026-10-2912
- 2026-10-3111
- 2026-11-0111
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: 6 match patterns.
*://*.view.usg.edu/**://*.simplesyllabus.com/**://claude.ai/*
Show the remaining 3
*://chatgpt.com/**://chat.openai.com/*https://gradecube.net/*
-
Schedule work to run later
alarms -
Run work in a hidden page
offscreen -
Store data in your browser
storage
Show the remaining 1
-
Store data in your browser without the usual size limit
unlimitedStorage
What changed recently
Nothing has moved on this listing since we started watching it.
The publisher
Like this one
Listings the catalog judges closest in what they say they do.
-
Lorun 4 users (last published figure)
-
Graduate AI Yearly 3 users (last published figure)
-
Syllavo 4 users (last published figure)
-
AC3 — AI School Assistant 13 users
-
Graduate AI 71 users
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/omcopkpkigbehbkcdbpogaiajloambdn)<a href="https://extops.dev/extensions/omcopkpkigbehbkcdbpogaiajloambdn"><img src="https://extops.dev/extensions/omcopkpkigbehbkcdbpogaiajloambdn/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 2026-10-31. We publish no contact details for extension developers.