Assessment Lock (Vretta) icon

Assessment Lock (Vretta)

by google-web-store-admin · Education
Manifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Assessment Security extension for e-Assessments running on ChromeOS

Users
300K
+100K in 30 days
Rating
2.0 / 5
+0.10 in 30 days
Ratings
24
+2 in 30 days
Store rank
#1,041
#951 among extensions
Version
1.12.0
updated 5 Oct 2026

Users

monthly, 12 months
0150K300KOct 2025May 2026Oct 2026
Latest, 15 Oct 2026: 300,000 usersMove the mouse over the chart for any month

Ratings count

monthly, 12 months
01224Oct 2025May 2026Oct 2026
Latest, 15 Oct 2026: 24 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Assessment Lock (Vretta)

An assessment security extension for educational environments - provides content protection, tab control, and activity monitoring, and more, for the Vretta platform.

Growth

WindowUsersChangeRatingsRating
7 days0+0.0%+1−0.04
30 days+100K+50.0%+2+0.10
6 months0+0.0%+15−0.48

Version history

8 versions recorded
1.12.05 Oct 2026
1.11.02 Jul 2026
1.10.211 May 2026
1.9.324 Mar 2026
1.9.219 Mar 2026
1.9.110 Mar 2026
1.8.1614 Jan 2026
1.731 Oct 2025

Details

Category
Education
First seen
31 Oct 2025
Size
156 KB
Languages
en
Pricing
Free
Support
vretta.com
Extension ID
objafjdlhkpglojmhplfeijpojcepoah

Permissions and risk

Elevated riskimpact 3, likelihood 3
Permissions
tabsstoragewindowscontextMenusmanagemententerprise.platformKeys
Site access
<all_urls>
Can read and change data on every website you visit.

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