Mammoth
Ad Blocker

Blocks the ads, trackers, and fingerprinting scripts that follow you across the web — and shows you exactly who tried.

Stomps trackers
from across the web
Transparency

The invisible, made obvious.

Every page you visit invites uninvited guests. Mammoth sorts them, blocks them, and shows you the receipts.

Advertising

doubleclick.net
criteo.com
pubmatic.com

Analytics

google-analytics
hotjar.com
clarity.ms

Social trackers

connect.facebook.net
twitter.com

Fingerprinting

fingerprintjs.com
threatmetrix

Tracking cookies

Cross-site cookies automatically cleared.

How it works

Three simple steps.
All on your device.

01

Blocks on arrival

Trackers are stopped before they load using your browser's own engine.

02

Clears tracking cookies

Third-party cookies are deleted. Login cookies stay untouched.

03

Shows the receipts

See exactly what was blocked, categorized and easy to understand.

Interactive

Watch Mammoth stomp trackers live

Trackers try to load → Mammoth stops them instantly.

0
TRACKERS STOMPED

Trackers spawn automatically. Tap anywhere in the area to spawn more.

Questions

Frequently asked questions

Is Mammoth really free?

Yes. Mammoth is completely free and will always stay free for personal use.

Does Mammoth collect any data?

No. Everything runs locally in your browser. We don't collect, store, or send any data anywhere.

Will it break websites I use?

Very rarely. Mammoth is conservative with blocking and only targets known tracking domains.

How is this different from uBlock Origin?

Mammoth focuses on clarity and education. It shows you exactly what's being blocked in real time with simple visualizations.

When will it be available?

Very soon — it's being submitted to the Firefox and Chrome stores. The buttons above go live the moment it's approved.

Ready to take back
your privacy?

Free, private, and built to run entirely on your device.

Get Mammoth