LeechBlock NG

LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.

LeechBlock NG - Productivity Add-On for Firefox

"LeechBlock NG" is a free Firefox add-on that aids productivity by allowing users to block distractions. This tool blocks specific websites during certain time periods, or after a user-set time limit, to help users better manage their time. It features multiple functions like immediate site lockdown, options access control, delayed access, and the ability to block a range of sites using wildcards.

Add-on stats

Manifest V3
Daily users: 115,252
-1,580
Version: 1.6.8.2 (Last updated: 2025-02-11)
Version code: 5885508
Creation date: 2017-10-22
Weekly download count: 1,949
Firefox on Android: Yes
Permissions:
  • alarms
  • downloads
  • history
  • menus
  • storage
  • tabs
  • unlimitedStorage
  • webNavigation
Host permissions:
  • <all_urls>
Size: 432.81K
URLs: Website
Full description: See detailed description

Other platforms

LeechBlock NG (v1.6.8.2)
80,000 4.89 (973)
Not available on Android
LeechBlock NG (v1.6.8.2)
19,011 4.80 (98)

User reviews

These summaries are automatically generated weekly using AI based on recent user reviews. Firefox Browser Add-ons does not verify user reviews, so some user reviews may be inaccurate, spammy, or outdated.
Pros
  • Flexible and easy to use for blocking distracting sites
  • Effective in improving productivity and reducing time wasted on social media and entertainment websites
  • Customizable blocking options and granular control over access to sites
  • Helps combat addictions to platforms like YouTube and supports better focus during work hours
Cons
  • Unintuitive interface that can make it difficult to configure settings
  • Increased RAM usage reported by some users
  • Lack of support for locking extensions on mobile devices
  • Desire for cloud sync features to ease setup for multiple devices
Most mentioned
  • Flexibility and ease of use in blocking sites
  • Improvement in productivity
  • Customization and control over blocking options
  • Unintuitive interface
User reviews


by envoltorio, 2025-03-06
View all user reviews

Add-on safety

Risk impact
High risk impact

LeechBlock NG 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.
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Risk likelihood

We don't have sufficient data to confidently determine the risk likelihood of LeechBlock NG. Use it at your own risk.

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