YouTube Blackout Box icon

YouTube Blackout Box

by stealthze@gmail.com · Functionality & UI
Manifest V3 Free
View in Chrome Web Store Data as of 15 Oct 2026

A black box you can drag and resize to cover bright parts of a YouTube video. Turn it on or off, or show it only in fullscreen.

Users
7
+7 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#224K
#187K among extensions
Version
1.2.0
updated 14 Sep 2026

Users

monthly, 1 months
047Sep 2026Oct 2026Oct 2026
Latest, 15 Oct 2026: 7 usersMove the mouse over the chart for any month

Ratings count

monthly, 1 months
001Sep 2026Oct 2026Oct 2026
Latest, 15 Oct 2026: 0 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 YouTube Blackout Box

Covers a bright area of a YouTube video with a black box that the user can move and resize, to reduce eye strain at night.

Growth

WindowUsersChangeRatingsRating
7 days+2+40.0%00.00
30 days+7–00.00

Version history

1 versions recorded
1.2.014 Sep 2026

Details

Category
Functionality & UI
First seen
14 Sep 2026
Size
9 KB
Languages
en
Pricing
Free
Extension ID
ghnjnhchilhbegoclkkmhjjjkblfineo

Permissions and risk

Moderate riskimpact 1, likelihood 3
Permissions
storage

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