Blockr – Free Website & Distraction Blocker Firefox

Blockr – Free Website & Distraction Blocker

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.

Features & Capabilities

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.

User Growth & Download Statistics

Manifest V3 Add-on
By:
Omar Samir
Daily users:
1
Version:
1.0.4 Last updated: 2026-09-02
Version code:
6449331
Creation date:
2026-08-30
Firefox add-on GUID:
blockr@omar.dev
Firefox add-on numeric ID:
3063188
Weekly download count:
2
Firefox on Android:
No
Risk:
High risk impact High risk likelihood
Permissions:
Host permissions:
  • <all_urls>
Size:
45.45KB
Email:
om*****@gmail.com
URLs:
Website
Full description:
See detailed description
Source:
Firefox Add-ons Store
Data ingested on:
2026-09-13
Compare stats and ranking:

Contact the developer

Chrome-Stats does not own this Firefox add-on. Please use these information below to contact the Firefox add-on developer.
Developed by:
Omar Samir
Firefox Add-ons Store
https://addons.mozilla.org/firefox/addon/blockr-site-blocker/
Email:
om*****@gmail.com
Website:
https://blockr.vercel.app/

Is Blockr – Free Website & Distraction Blocker Safe?

Risk impact
Risk impact measures the level of extra permissions an extension has access to. A low risk impact extension cannot do much harms, whereas a high risk impact extension can do a lot of damage like stealing your password, bypassing your security settings, and accessing your personal data. High risk impact extensions are not necessarily malicious. However, if they do turn malicious, they can be very harmful.

Blockr – Free Website & Distraction Blocker requires some sensitive permissions that could impact your browser and data security. Exercise caution before installing.

Risk impact analysis details
  • Critical Grants access to browser tabs, which can be used to track user browsing habits and history, presenting a privacy concern.
  • Critical ****** ****** ** *** ********* ****** * *********** ******** **** ** ** *** ******* *** ****** **** **** *** ******* *****
Risk likelihood
Risk likelihood measures the probability that a Firefox add-on may turn malicious. This is determined by the publisher and the Firefox add-on reputation on Firefox Add-ons Store, the amount of time the Firefox add-on has been around, and other signals about the Firefox add-on. Our algorithms are not perfect, and are subject to change as we discover new ways to detect malicious extensions. We recommend that you always exercise caution when installing a Firefox add-on.

Blockr – Free Website & Distraction Blocker is recently added, and hasn't been around long enough for us to gather enough data to accurately assess its risk level.

Risk likelihood analysis details
  • High This extension was recently updated in the past month. New updates may not be stable or safe.
  • High **** ********* *** ******** ****** *** ********** *** *** ** ****** ** *****
  • High **** ********* *** *** **** ****** ********* ********** *** *** ** ****** ** *****
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