Born suspicious. Built to protect.

One cat is suspicious. Thousands are vigilant.

A browser extension that gives you a second opinion on every website. Spot fake stores, phishing scams, and dodgy sites - before you hand over your details.

Chrome - Coming Soon Firefox - Coming Soon

No account needed. No ads.

SusKat cat - chill mood

How It Works

Three simple steps to safer browsing. No tech knowledge needed.

1

Install for Free

Add to Chrome or Firefox in one click. No sign-up required.

2

Browse as Normal

Shop and browse like you always do. SusKat keeps watch alongside you.

3

Sites Get Checked

Every website you visit gets a second look for warning signs.

4

Search Annotations

See safety ratings right in Google, Bing, and DuckDuckGo search results.

5

Get Warned

See a warning before you enter details or make a payment on a risky site.

What We Help You Spot

The internet is full of scams. Here's what SusKat warns you about.

Fake Online Stores

Spotted a too-good-to-be-true deal? We help you check if the store is real before you buy.

Phishing Scams

Fake login pages that look like your bank or social media. We'll help you spot the fakes.

Dangerous Downloads

Sites that try to install viruses or harmful software on your computer.

Tech Support Scams

Pop-ups claiming your computer has a virus and you need to call a number. It's a scam.

Crypto Scams

Fake cryptocurrency sites and "investment opportunities" designed to steal your money.

Payment Fraud

Fake banking sites and dodgy payment pages after your card details.

Report Suspicious Sites

Spotted something dodgy? Report it and help protect others in the community.

See It In Action

Real screenshots from the extension. No mockups, no fluff.

SusKat extension popup showing a safe site with CHILL status and risk score of 0

Instant Verdict

Click the extension to see the current site's risk score. Get a second opinion on whether something's off.

Your Scan History

See every site you've visited, how it scored, and why. Your history stays on your device - only suspicious sites are reviewed for threat intel to improve detection.

SusKat history page showing scan statistics and browsing security log

Your Privacy Matters

Your extra eyes online - without snooping on you. Here's our promise.

Works on Your Device

Most checks happen right on your computer - your browsing stays private.

No Browsing History

We never see or store the websites you visit. Your business is your business.

No Account Needed

Just install and go. No sign-up, no email, no personal details required.

No Ads, No Tracking

Zero advertisements. Zero personal tracking. Core protection is free forever.

Anonymous

We don't know who you are, and we like it that way.

SusKat cat - chill mood
Privacy Protected

Easy to Understand Warnings

The cat's mood tells you how safe a website is at a glance.

SusKat cat - chill mood

Chill

All good here. Browse away!

SusKat cat - curious mood

Curious

Hmm, something seems a bit off. Stay alert.

SusKat cat - suspicious mood

Suspicious

Warning signs detected. Be careful on this site.

SusKat cat - hissing mood

Hissing

Danger! This site has serious red flags. Think twice before entering any details.