Fully automated 99.9% detection rate of Web3 scam sites. ZERO user losses since 01/2023.
See exactly how your assets will change before every signature so you don't make any mistakes.

We're so good that we put our money where our mouth is.
If we don't warn you about a malicious transaction or signature and you lose assets, you'll get back up to $30,000. Learn more about it here.
The free plan includes:

See exactly how your assets will change before every signature to avoid mistakes.

We detect & block some scam sites before they load or you connect your wallet.

We flag fake accounts on your X feed to prevent you from visiting malicious links.

Get emergency event alerts in your browser if your assets could be at risk.

We warn you when you are about to enter your seed phrase on websites.
Everything in Free plus all below for a small 0.8% fee on select DEXs.

Fully automated 99.9% detection rate of Web3 scam sites.

If you lose assets because Sentinel3 didn't warn you, get back up to $30,000.

We protect your wallet from on-chain attacks such as address poisoning.

Make your transactions private to avoid front-running and sandwich attacks.

We warn you if you copy a malicious address or website before you interact with it.
You are a Pro user by default. You can toggle Pro features off by going to the extension settings.