Web3 Signal

Wallet Detected

Detect crypto wallet browser extensions

What it detects

Identifies the presence of cryptocurrency wallet extensions (MetaMask, Phantom, Coinbase Wallet, etc.) in the visitor's browser.

Probes for wallet-injected globals (window.ethereum, window.solana, window.phantom) and checks for provider-specific signatures.

Web3 Signal

Defend token distributions from Sybil farms

Stop fraudsters before they act

Detect multiple wallet extensions on a single device

Score devices for potential Sybil attack behavior

Free tier includes 25,000 identifications per month. No credit card required.