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Education

Crystal Canvas

Boost your Canvas gradebook to the next level! Create mock assignments, see real‑time grade updates, and seamlessly integrated.

View Chrome Web Store

Time on the storeAbout 1 to 3 yearsA rough range, not an exact date

Store users85As shown on the Chrome Web Store

Chrome Web Store rating5.0 / 56 ratings on the Chrome Web Store

Last store update30 Jan 2026Version 1.2.3, 8 months ago

Inside the extension

Crystal Canvas developer product preview 1

Product image 1 of 4

Reviews

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Permissions & access

Access levelHigh

Can read and change every website you visit.

What it’s allowed to do, not what it actually does. Not a safety rating.

Permissions 4

Sensitive1

Read and change data on every website<all_urls>

Standard3

Work on the tab you click it onactiveTab
Run its code on pages it can accessscripting
Save its own settingsstorage

Members also see when a new version asks for new access.

Website access All

All websites
crystalcanvas-ucd.com

Extension ID: kkcckcpgebdgbmoldefkgahjppnnibfm
Package size: 20.76MiB
Manifest: Version 3

The maker

Codezilla01 has 3 listings on the store. Updates most of their listings often.

Listings: 3
Combined store users: ≈93
Store Featured: 0
Updated in the last 90 days: 2 of 3

YouTube Productivity Dial7 users · updated 39 days ago
Cody's Project Neutron Rollout Downloader1 users · updated 9 days ago

Combined users can count the same person more than once. See all 3 listings

Ext Watch AI

Should you build in this niche?

One research report for Crystal Canvas. Reports come with Plus, Pro and Max.

Takeaway & demandCited takeaway and search volumes
Traffic & domainPopularity rank, visits and authority
Money & pricingPlans and prices from the maker’s site
ReviewsComplaints and praise, quoted
Competitors & ranksRank against the closest listings
Build opportunityWhat to build and how to position it

Every number shows its source and date
Ready in a minute or two
Report and PDF yours for 30 days