What LeechBlock NG does
LeechBlock NG is a customizable browser extension for blocking sites by rules and schedules. It is useful for advanced users who want free, precise browser-level friction. It belongs in this directory because users comparing recovery tools often need to decide between blocking, accountability, guided programs, and simple habit tracking.
Core features
- Website blocking
- Keyword and pattern rules
- Time windows
- Delay access
- Free extension
Decision snapshot
Strengths and tradeoffs
Strengths
- Highly customizable
- Free
- Time-window controls
Tradeoffs
- Browser-only
- Setup complexity
- No mobile system coverage
Who should consider it
Users who want a highly customizable free browser-level blocker with time rules and delay tactics.
Who may want an alternative
Users who need whole-device mobile filtering, DNS filtering, or partner accountability reports.
Privacy notes
Low to medium sensitivity compared with monitoring tools, but browser extensions can access browsing contexts and should be reviewed carefully. Always review the current privacy policy, permissions, and cancellation terms before installing a tool in this category.
LeechBlock NG alternatives
These alternatives are selected for real overlap in use case, not because they are interchangeable. Compare the workflow, privacy tradeoff, and platform fit before switching.
| Alternative | Category | Key difference | Best fit |
|---|---|---|---|
| StayFocusd | Browser extension blocker | Simpler Chrome-oriented time limits. | Users who want a less technical extension. |
| BlockSite | Website and focus blocker | Mobile and browser blocker with focus mode. | Users who want browser plus phone coverage. |
| uBlock Origin | Browser extension blocker | Advanced filter-list blocking. | Technical users managing custom lists. |
| Cold Turkey | Desktop distraction blocking | System-level desktop blocking. | Users who can bypass browser-only rules too easily. |
Directory verdict
LeechBlock NG is worth comparing if its core workflow matches your real need. If the need is different, use the related guides and alternatives rather than buying the most visible product first.