Locker icon

Locker

by HTHS Proctor · Education
Manifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

Implementation of locked mode without a chromebook requirement

Users
45
+1 in 30 days
Rating
5.0 / 5
unchanged in 30 days
Ratings
1
0 in 30 days
Store rank
#112K
#93K among extensions
Version
1.3
updated 5 Jan 2024

Users

monthly, 3 years
02245Dec 2023Jun 2025Oct 2026
Latest, 15 Oct 2026: 45 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
012Dec 2023Jun 2025Oct 2026
Latest, 15 Oct 2026: 1 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 Locker

Automatic proctor that locks a computer on a form given a specific phrase: "This form is locked. Enter your name to confirm." listed as a paragraph question.

Growth

WindowUsersChangeRatingsRating
7 days−2−4.3%00.00
30 days+1+2.3%00.00
6 months+10+28.6%−10.00
1 year+14+45.2%−10.00

Version history

4 versions recorded
1.35 Jan 2024
1.22 Jan 2024
1.130 Dec 2023
1.09 Dec 2023

Details

Category
Education
First seen
9 Dec 2023
Size
6 KB
Languages
en
Pricing
Free
Extension ID
mlhofhddnebfkjoialgecpehddcpmipf

Permissions and risk

Moderate riskimpact 3, likelihood 1
Permissions
tabsnotificationsscriptingstorage
Site access
https://docs.google.com/forms/*

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