Firefox Browser Add-ons
  • Extensions
  • Themes
    • for Firefox
    • Dictionaries & Language Packs
    • Other Browser Sites
    • Add-ons for Android
Log in
Preview of Blockr – Free Website & Distraction Blocker

Blockr – Free Website & Distraction Blocker by Omar Samir

Blockr is a free focus and productivity extension that blocks distracting websites during your focus sessions. Create your own block list, start a timed session, and stay focused while studying, working, coding, or completing important tasks.

0 (0 reviews)0 (0 reviews)
Download Firefox and get the extension
Download file

Extension Metadata

Screenshots
About this extension
Blockr is a free website blocker and distraction blocker designed to help you stay focused, improve productivity, study without distractions, and take control of your time online.

Block distracting websites, social media, entertainment, gaming, video platforms, news websites, shopping sites, forums, and other time-wasting websites. Create a personalized block list and use timed website blocking sessions whenever you need to concentrate.

Whether you are a student preparing for exams, a professional working from home, a developer writing code, or simply trying to spend less time scrolling, Blockr helps create a cleaner and more focused browsing experience.

WEBSITE BLOCKER

Block websites that interrupt your focus and waste your time. Add any distracting website to your block list and prevent access during your focus sessions.

Use Blockr as a:

• Free website blocker
• Website blocking extension
• Site blocker
• Distraction blocker
• Free distraction blocker
• Social media blocker
• Productivity blocker
• Focus tool
• Productivity extension
• Study productivity tool
• Digital distraction blocker
• Time-wasting website blocker

FOCUS AND PRODUCTIVITY

Stay focused while working, studying, reading, researching, coding, writing, or completing important tasks.

Blockr helps reduce common online distractions such as endless scrolling, social media feeds, entertainment websites, gaming, videos, news, shopping, and random browsing.

Use it for deep work, focused work sessions, productivity sessions, online learning, homework, exam preparation, research, programming, and everyday tasks.

STUDY WITHOUT DISTRACTIONS

Blockr is a free productivity tool for students who want a more focused study environment.

Use website blocking during:

• Studying
• Homework
• Exam preparation
• Online classes
• Online courses
• Research
• Reading
• Revision
• Test preparation
• Learning

Block social media, entertainment, gaming, videos, and other distracting websites while you study so you can spend more time learning and less time browsing.

WORK AND DEEP FOCUS

Use Blockr while working from home, working remotely, programming, coding, writing, designing, researching, managing projects, or completing important work.

Create a distraction-free workspace by blocking the websites that usually break your concentration.

SOCIAL MEDIA BLOCKER

Social media can make it easy to lose track of time. Blockr lets you block distracting social media websites when you need to focus.

Reduce distractions from social networks, short-form content, feeds, notifications, videos, and endless scrolling.

Use Blockr when you want to focus instead of checking social media.

ENTERTAINMENT AND GAMING BLOCKER

Block entertainment and gaming websites during work or study sessions.

Reduce distractions from:

• Gaming websites
• Video platforms
• Streaming websites
• Entertainment websites
• News websites
• Meme websites
• Forums
• Shopping websites
• Other websites that waste your time

TIMED WEBSITE BLOCKING

Blockr includes timed blocking modes that let you focus for a specific period of time.

Start a blocking session, focus on your task, and let Blockr help keep distracting websites out of the way.

Timed blocking can be useful for Pomodoro-style workflows, study sessions, work sessions, deep work, reading, coding, and focused productivity.

FOCUS TIMER AND PRODUCTIVITY

Combine website blocking with focused work sessions and productivity routines.

Block distractions while you work through a focus session instead of relying entirely on willpower.

Blockr can be used alongside Pomodoro-style productivity, time management, study routines, deep work sessions, and other focus techniques.

FOR STUDENTS

A free website blocker for students who want to study with fewer online distractions.

Block distracting websites during study time and create a browser environment designed for concentration and learning.

FOR DEVELOPERS AND PROGRAMMERS

Stay focused while coding, debugging, building websites, learning programming, working on software projects, or researching technical problems.

Block websites that interrupt your development workflow and create dedicated coding and deep-work sessions.

FOR PROFESSIONALS

Improve concentration during office work, remote work, freelancing, writing, research, meetings, planning, and important projects.

Block distracting websites during working hours and create a more productive browsing environment.

FOR EVERYDAY PRODUCTIVITY

You do not have to be a student or professional to use Blockr.

Use it whenever you want to:

• Stop wasting time online
• Reduce digital distractions
• Stay focused
• Improve concentration
• Work more efficiently
• Study more effectively
• Spend less time scrolling
• Avoid distracting websites
• Create better browsing habits
• Protect your focus time
• Get more important tasks done

SIMPLE AND EASY TO USE

Blockr is designed to be simple and straightforward.

Choose the websites you want to block, start a timed blocking session, and focus on what matters.

No complicated productivity system is required.

FREE WEBSITE BLOCKER

Blockr is 100% free to use.

No subscription is required to use the core website blocking experience. Block distractions, create focus sessions, and improve your productivity without paying for another monthly productivity service.

PRIVACY

Blockr is designed with a focus on privacy and a simple browsing experience.

We believe a productivity extension should not make your browsing experience more complicated than necessary.

Always check the extension's current privacy practices and permissions in the Edge Add-ons listing before installing.

WHO IS BLOCKR FOR?

Blockr is useful for students, teachers, developers, programmers, designers, writers, researchers, professionals, remote workers, freelancers, creators, entrepreneurs, gamers who want to control gaming time, and anyone who wants to reduce online distractions.

USE BLOCKR TO BLOCK

Website distractions, social media, social networking, gaming, entertainment, video websites, streaming websites, news websites, shopping websites, forums, time-wasting websites, distracting websites, and other sites that interfere with your focus.

KEY FEATURES

• Free website blocker
• Distraction blocker
• Timed website blocking
• Custom website blocking
• Social media blocking
• Entertainment blocking
• Gaming website blocking
• Focus sessions
• Productivity support
• Study support
• Deep work support
• Distraction-free browsing
• Simple and lightweight experience

Blockr helps turn your browser into a more focused workspace.

Block distractions. Focus on what matters.
Rated 0 by 0 reviewers
Log in to rate this extension
There are no ratings yet

Star rating saved

5
0
4
0
3
0
2
0
1
0
No reviews yet
Permissions and data

Required permissions:

  • Block content on any page
  • Access browser tabs

Optional permissions:

  • Access your data for all websites

Data collection:

  • The developer says this extension doesn't require data collection.
Learn more
More information
Add-on Links
  • Support site
  • Support Email
  • Copy add-on ID
Version
1.0.4
Size
45.45 KB
Last updated
3 days ago (Aug 30, 2026)
Related Categories
  • Other
License
All Rights Reserved
Version History
  • See all versions
Tags
  • content blocker
  • facebook
  • security
  • shopping
  • social media
  • streaming
  • twitch
  • twitter
  • whatsapp
  • youtube
Add to collection
Report this add-on
Go to Mozilla's homepage

Add-ons

  • About
  • Firefox Add-ons Blog
  • Extension Workshop
  • Developer Hub
  • Developer Policies
  • Community Blog
  • Forum
  • Report a bug
  • Review Guide

Download

  • Download Firefox
  • Windows
  • macOS
  • iOS
  • Android
  • Linux
  • All

Latest Builds

  • Nightly
  • Beta

Firefox for Business

  • Enterprise

Community

  • Connect
  • Contribute
  • Developer

Follow

  • Instagram
  • YouTube
  • TikTok
  • Bluesky
  • Podcast
  • Privacy
  • Cookies
  • Legal

Except where otherwise noted, content on this site is licensed under the Creative Commons Attribution Share-Alike License v3.0 or any later version.