MasteryConnect LockDown Browser

LockDown Browser is a custom browser that locks down the exam environment within specific learning and assessment systems

As of June 2026, MasteryConnect LockDown Browser has 600,000 users and a 1.45/5 rating from 42 reviews in the Workflow & Planning category.

Usersno change0%
600.0K
600,000
Ratingdown 3.3 percent3.3%
1.45
42 reviews
Reviewsup 10.5 percent+10.5%
42
Version
0.4.53
Manifest V3

History

6 snapshots

Tracking since Apr 1, 2026.

2.1M1.3M488.0KApr 1, 2026Jun 5, 2026
View as table
DateUsersRatingReviewsVersion
Apr 1, 20261.50380.4.53
Apr 18, 20262.0M1.50380.4.53
Apr 28, 20262.0M1.46410.4.53
May 8, 20261.48400.4.53
May 24, 20262.0M1.45420.4.53
Jun 5, 20261.45420.4.53
Now600.0K1.45420.4.53

Permissions & access

Permissions
system.displayhistorycookiesstoragewebNavigationwebRequesttabsactiveTabscriptingmanagementcontentSettingsbrowsingDatadeclarativeNetRequestWithHostAccessclipboardReadclipboardWritewallpaper
Host access
http://*/*, https://*/*, <all_urls>

Screenshots

MasteryConnect LockDown Browser screenshot 1

About

Mastery Connect LockDown Browser is a custom browser extension that protects the integrity of the exam process by preventing cheating by students while the exam is in session.

Technical

Version
0.4.53
Manifest
V3
Size
4.46MiB
Min Chrome
88
Languages
5
Featured
No

Metadata

ID
nkkighcdodpjcdenompholalclpaobff
Developer ID
u32c14d8ddc3286d7855fbcd89787e906
Developer Email
[email protected]
Created
Feb 21, 2023
Last Updated (Store)
Nov 24, 2025
Last Scraped
Jun 5, 2026
Website
Support URL

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Data sourced from the Chrome Web Store · last verified Jun 5, 2026.