Concentrate On!

Overview

集中モードのON/OFFを切り替え、指定ドメインへのアクセスをブロックします。一部のドメインをホワイトリストに登録することも可能です。

集中したい時に指定したWebサイトをブロックすることができます。また、集中モードの時間を計測することも可能です。いくつかのサイトはホワイトリストとして許可できます。example.comをブロックしてもwhite.example.comがブロックされることはありません。

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Details

Version
1.0.0
Updated
April 5, 2026
Flag concern
Offered by
YukiFujita
Size
14.27KiB
Languages
日本語
Developer
Email
uni22yu@gmail.com
Non-trader
This developer has not identified itself as a trader. For consumers in the European Union, please note that consumer rights do not apply to contracts between you and this developer.

Privacy

Manage extensions and learn how they're being used in your organization

The developer has disclosed that it will not collect or use your data. To learn more, see the developer’s privacy policy.

This developer declares that your data is

Not being sold to third parties, outside of the approved use cases
Not being used or transferred for purposes that are unrelated to the item's core functionality
Not being used or transferred to determine creditworthiness or for lending purposes

Deliberate

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Block distracting websites to stay focused.

LockedIn

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Block distracting websites and stay focused on what matters

BlockAid: Website Blocker

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Block distracting websites and boost your productivity. Add domains and block current pages all in one easy-to-use Chrome extension.

BlockSite Pomodoro: Block Sites & Focus

5.0

Stay focused & Boost productivity with a custom blocklist & pomodoro-based site blocking.

ProxyGo

3.8

ProxyGo provides an easy way to add domain to whitelist and accessing it through proxy server

Site Blocker

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Block distracting sites and stay focused.

Website Blocker - Block sites and focus mode

5.0

Easy way to block websites and stay focused. Block sites, use focus mode, block by category, and use pomodoro timer.

洪绘跳转 - 阻止新标签页打开

0.0

控制特定域名禁止新标签页打开，除非按下 Ctrl/Cmd。支持全部锁定、黑名单、白名单模式，并可管理域名列表

Permanent Site Blocker

0.0

Block distracting websites permanently to stay focused and productive

Website Allower

5.0

Block all sites except what you allow. Restrict kids to the sites you allow.

LOOKDOWN Focus

0.0

Bloque les sites non autorisés pendant le mode focus LOOKDOWN

Focus Mode

5.0

Block distracting websites during work hours