BLOCK CLOCK - Focus Timer icon

BLOCK CLOCK - Focus Timer

by yuta.fujiwara1029 · tech-portfolio.org · Workflow & Planning
Established publisherManifest V3 Free
View in Chrome Web Store Data as of 17 Oct 2026

Stay focused with 25-minute work sessions and 5-minute breaks. Automatically blocks distracting websites during work time.

Users
113
+4 in 30 days
Rating
4.9 / 5
unchanged in 30 days
Ratings
7
0 in 30 days
Store rank
#80K
#67K among extensions
Version
2.0.0
updated 18 Aug 2025

Users

monthly, 3 years
30127224Aug 2023Apr 2025Oct 2026
Latest, 17 Oct 2026: 113 usersMove the mouse over the chart for any month

Ratings count

monthly, 3 years
247Aug 2023Apr 2025Oct 2026
Latest, 17 Oct 2026: 7 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 BLOCK CLOCK - Focus Timer

When you press 'START', you can't see SNS for 25minutes. but when break time, you can see SNS(Twitte,Facebook,Instagram,Amazon,Youtube...etc). ソーシャルメディアを25分間ブロックするクローム拡張です！TwitterやFacebookやInstagramからあなたの仕事の時間を守ります！ポモドーロの時間術を用いることでさらなる集中を期待できます！ぜひ一度使ってみてください！

Growth

WindowUsersChangeRatingsRating
7 days+6+5.6%00.00
30 days+4+3.7%00.00
6 months+1+0.9%00.00
1 year+6+5.6%00.00

Version history

4 versions recorded
2.0.018 Aug 2025
1.0.74 Apr 2022
1.0.617 May 2021
1.0.58 Mar 2019

Details

Category
Workflow & Planning
First seen
4 Apr 2022
Size
4.7 MB
Languages
ja
Pricing
Free
Privacy policy
ohmygod.jp
Support
docs.google.com
Extension ID
dpaphncmnicljlnlohmebcedbfiodhck

Permissions and risk

Moderate riskimpact 3, likelihood 2
Permissions
tabsstoragealarmsnotifications
Site access
http://*/*https://*/*
Can read and change data on every website you visit.

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