fuuin icon

fuuin

by shusukeO · Tools
Manifest V3 Free
View in Chrome Web Store Data as of 19 Oct 2026

A site blocker to help you stay focused

Users
4
+1 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#294K
#242K among extensions
Version
1.0.0
updated 9 Dec 2025

Users

monthly, 10 months
024Dec 2025Jun 2026Oct 2026
Latest, 19 Oct 2026: 4 usersMove the mouse over the chart for any month

Ratings count

monthly, 10 months
001Dec 2025Jun 2026Oct 2026
Latest, 19 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 fuuin

Blocks access to specified websites to help you stay focused. fuuin is a site blocker designed to help you stay focused by blocking access to websites you specify. It provides block list management, schedule settings (by day and time), and custom block message display.

Growth

WindowUsersChangeRatingsRating
7 days+1+33.3%00.00
30 days+1+33.3%00.00
6 months+2+100.0%00.00

Version history

1 versions recorded
1.0.09 Dec 2025

Details

Category
Tools
First seen
9 Dec 2025
Size
13.2 MB
Languages
en, zh-CN, ja, ko
Pricing
Free
Extension ID
fpegnfmpakoiddlphdbeoinmdipjkmbn

Permissions and risk

Moderate riskimpact 3, likelihood 2
Permissions
storagetabsactiveTabalarmsdeclarativeNetRequestdeclarativeNetRequestFeedbackwebNavigation
Site access
<all_urls>
Can read and change data on every website you visit.

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