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 percent−3.3%
1.45
42 reviews
Reviewsup 10.5 percent+10.5%
42
Version
0.4.53
Manifest V3
History
6 snapshotsTracking since Apr 1, 2026.
View as table
| Date | Users | Rating | Reviews | Version |
|---|---|---|---|---|
| Apr 1, 2026 | — | 1.50 | 38 | 0.4.53 |
| Apr 18, 2026 | 2.0M | 1.50 | 38 | 0.4.53 |
| Apr 28, 2026 | 2.0M | 1.46 | 41 | 0.4.53 |
| May 8, 2026 | — | 1.48 | 40 | 0.4.53 |
| May 24, 2026 | 2.0M | 1.45 | 42 | 0.4.53 |
| Jun 5, 2026 | — | 1.45 | 42 | 0.4.53 |
| Now | 600.0K | 1.45 | 42 | 0.4.53 |
Permissions & access
- Permissions
- system.displayhistorycookiesstoragewebNavigationwebRequesttabsactiveTabscriptingmanagementcontentSettingsbrowsingDatadeclarativeNetRequestWithHostAccessclipboardReadclipboardWritewallpaper
- Host access
- http://*/*, https://*/*, <all_urls>
Screenshots
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
- —
- Privacy Policy
- https://web.respondus.com/privacy/
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Data sourced from the Chrome Web Store · last verified Jun 5, 2026.