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SiteBlocker

siteblocker.appFocus & Pomodoro timers

PulseGate's liveness check found it on 3 Oct 2026; it is registered on the Chrome Web Store and Firefox Add-ons and has been in the index since 29 Jun 2026. How this is checked

SiteBlocker is a free browser extension for Chrome and Firefox that helps users block distracting websites, set up custom blocklists, schedule focus sessions, and sync settings across devices. It is privacy-focused, collects no user data, and is designed for individuals who want to boost productivity by minimizing online distractions.

Inferred · not functionally tested

FreeWebEmbeddable
SiteBlocker preview
Visit siteblocker.app

Overview

6 features

Purpose: Preventing distractions from time-wasting websites to help users maintain focus and productivity.

Inferred · not functionally tested

Audience: students and professionals seeking to reduce online distractions

Inferred · not functionally tested

Functions: Unknown

Interfaces: API: unknown · MCP: unknown · CLI: unknown · Self-hosting: unknown

Recorded constraints: pricing: free · license: Proprietary · platforms: WEB · deployment: browser, embeddable

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: siteblocker.app · chromewebstore.google.com · addons.mozilla.org. These links do not verify the individual claims.

In the Focus & Pomodoro timers space, SiteBlocker takes a focused approach. Inferred · not functionally tested: It focuses on preventing distractions from time-wasting websites to help users maintain focus and productivity. Inferred · not functionally tested: It is built as a consumer product for students and professionals seeking to reduce online distractions. Basis unknown · not verified: SiteBlocker is free to use. Basis unknown · not verified: It runs on the web and embeddable surfaces.

SiteBlocker first shipped in 2023. Inferred · not functionally tested: Key capabilities include custom blocklists, focus sessions, and schedule blocking.

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

Tasks: Inferred · not functionally tested

  • Custom blocklists
  • Focus sessions
  • Schedule blocking
  • Sync across devices
  • Privacy focused
  • Zero data collection

Topics: Inferred · not functionally tested

Tags
website-blockingfocus-toolbrowser-extension

JSON profile · Text profile · Access guide

Built with & integrations

Framework
Astro
Hosting
Vercel
Connectors
chromewebhook
Runs on
BrowserEmbeddable
Detected from
Astro
astro-island in the HTML · /_astro/ in the HTML
Vercel
x-vercel-id header · x-vercel-cache header

Trust & compliance

Public signals
HTTPSPrivacy PolicyTerms of ServiceFree tierStore listing found

Indexing history

What PulseGate has recorded for this listing

Nothing recorded for this listing in this window.

Frequently asked questions about SiteBlocker

What does SiteBlocker do?
Inferred · not functionally tested: SiteBlocker focuses on preventing distractions from time-wasting websites to help users maintain focus and productivity. It is catalogued under Focus & Pomodoro timers on PulseGate.
Who is SiteBlocker for?
Inferred · not functionally tested: SiteBlocker is a consumer product built for students and professionals seeking to reduce online distractions.
Is SiteBlocker free?
Basis unknown · not verified: Yes — SiteBlocker is free to use.
What platforms does SiteBlocker run on?
Basis unknown · not verified: SiteBlocker runs on the web and embeddable surfaces.
Is SiteBlocker still active?
PulseGate's liveness check found it on 3 Oct 2026.
What are alternatives to SiteBlocker?
Similar projects tracked by PulseGate include Site Blocker, Site Blocker, and Website Blocker.Site BlockerSite BlockerWebsite Blocker
How long has SiteBlocker been around?
SiteBlocker first shipped in 2023.

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