
Block Site Extension by MarkAlexI
Effortlessly block and redirect websites with customisable rules to stay focused and productive.
Available on Firefox for Android™Available on Firefox for Android™
1,334 Users1,334 Users
You’ll need Firefox to use this extension
Extension Metadata
About this extension
Block Site Extension is your go-to tool for staying focused and productive by blocking distracting websites and redirecting them to more useful destinations. Set up customisable rules with ease to block specific sites or redirect them to URLs of your choice. Whether you're working, studying, or simply looking to reduce time spent on certain websites, Block Site Extension is here to help. It's easy to use, lightweight, and highly effective in helping you manage your online activity. Download it today and take charge of your browsing experience!
Rated 4.6 by 19 reviewers
Permissions and dataLearn more
Required permissions:
- Access browser tabs
Optional permissions:
- Access your data for all websites
More information
- Add-on Links
- Version
- 2.6.25
- Size
- 279.26 KB
- Last updated
- a day ago (Aug 1, 2025)
- Related Categories
- License
- MIT License
- Version History
- Tags
- Add to collection
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📌 Note: If you open the menu from a blank tab or the Firefox homepage, you may only see the Extensions management page instead of direct access to the extension’s functionality.
How to Block a Resource
"youtube"
will block all subdomains of this resource."https://google.com"
📌 Note:
- If the redirect URL is left empty, the target site will simply be blocked.
- To modify a rule, delete the old rule and add a new one.