Block distractions.
Stay focused.

A free, lightweight Chrome extension that blocks distracting websites instantly. No limits, no ads, no data collection.

Add to Chrome - It's Free
No sign-up required

Instant Blocking

Sites are blocked at the network level before the page even starts loading. Zero lag, zero workarounds.

No Limits

Block as many sites as you want. No 3-site cap, no premium plan required. Completely free.

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100% Private

Everything stays on your device. No accounts, no servers, no analytics. Your data never leaves your browser.

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Block Counter

See how many times you've been redirected today. A gentle reminder of habits you're breaking.

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One-Click Block

Visit a distracting site, click the extension icon, and block it instantly. That's it.

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Lightweight

Under 10KB total. No background processes running, no battery drain, no performance impact.

How It Works

1

Install

Add Site Blocker to Chrome from the Web Store. Takes 2 seconds.

2

Block Sites

Click the icon and block the current site, or type any domain manually.

3

Stay Focused

Blocked sites are instantly redirected. Get back to what matters.