Web Block focuses on blocking distracting websites and site sections to maintain focus while browsing. It is catalogued under Focus & Pomodoro timers on PulseGate.

Who should use Web Block?

Web Block is a consumer product built for firefox users seeking distraction-free browsing.

Does Web Block have a free plan?

Yes — Web Block is free to use.

What platforms does Web Block run on?

Web Block runs on the web and embeddable surfaces.

Is Web Block still maintained?

Unverified. Web Block has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What are alternatives to Web Block?

Similar projects tracked by PulseGate include WebBlock, Website Blocker, and Website Blocker.

Who develops Web Block?

Web Block is developed by CacCat.

How long has Web Block been around?

Web Block first shipped in 2025.

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Web Block

Name: Web Block
Author: CacCat

mozilla.orgFocus & Pomodoro timers

Web Block is a Firefox extension that blocks distracting websites or specific paths within sites, such as YouTube Shorts or Instagram Reels. It uses local browser storage, supports single-page applications, keyboard-friendly controls, and dark mode without tracking or external requests.

FreeWebEmbeddable

Visit mozilla.org

5alternatives

7features

2025since

Overview

7 features

In the Focus & Pomodoro timers space, Web Block takes a focused approach. It focuses on blocking distracting websites and site sections to maintain focus while browsing. Web Block is a consumer product aimed at firefox users seeking distraction-free browsing. Web Block costs nothing to use. It runs on the web and embeddable surfaces.

CacCat builds and maintains Web Block, and it first shipped in 2025. PulseGate's similarity index places it among 5 comparable projects. Among its 7 catalogued features are site blocking, path-level rules, and SPA support. The interface is available in 32 languages, including Czech, German, and Greek.

Summary written by a language model from the project’s public pages.

Site blocking
Path-level rules
SPA support
Keyboard-friendly interface
Dark mode
Local data storage
No tracking

Built with & integrations

Runs on

BrowserEmbeddable

Trust & compliance

Verified signals

HTTPSPrivacy Policy Terms of ServiceFree tierMulti-languageStore-verified publisher

Legal

Indexing history

What PulseGate has recorded for this listing

Indexed18 Sep · 19:27 UTC
Web Block verified via Firefox Add-ons
Source: Firefox Add-ons · Open

Frequently asked questions about Web Block

What is Web Block?: Web Block focuses on blocking distracting websites and site sections to maintain focus while browsing. It is catalogued under Focus & Pomodoro timers on PulseGate.
Who should use Web Block?: Web Block is a consumer product built for firefox users seeking distraction-free browsing.
Does Web Block have a free plan?: Yes — Web Block is free to use.
What platforms does Web Block run on?: Web Block runs on the web and embeddable surfaces.
Is Web Block still maintained?: Unverified. Web Block has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to Web Block?: Similar projects tracked by PulseGate include WebBlock, Website Blocker, and Website Blocker.WebBlock Website Blocker Website Blocker
Who develops Web Block?: Web Block is developed by CacCat.
How long has Web Block been around?: Web Block first shipped in 2025.

At a glance

Pricing: Free
Platforms: Web
First seen: 18 Sept 2026
Built for: Firefox users seeking distraction-free browsing
Model: B2C
Solves: Blocking distracting websites and site sections to maintain focus while browsing.

Registered as

Firefox Add-ons: web-block

Developer

CacCat

Index record

Indexed: 18 Sep 2026
Lifecycle: Alive
First seen: Sep 2026
Last seen: 18 Sep 2026

Identity audit (13)

Slug: web-block-mozilla-org
Lifecycle state recorded: 18 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 18 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model, checked against the page's own declaration.
Last updated: 18 Sept 2026
Canonical URL: https://addons.mozilla.org/en-US/firefox/addon/web-block

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