BTC Sniffer — free Bitcoin forensics
A free tool for tracing Bitcoin addresses: balance, counterparties and the flow of value across every address format.
BTC Sniffer is a free tool from Diligio for tracing Bitcoin transactions by address.
What it does
- For any address (legacy, P2SH, SegWit, Taproot) it shows the balance, total received and sent, counterparties and the flow of value.
- Live BTC price and network stats in USD, GBP and EUR.
- Fair-use limits per visitor keep the service free and fast for everyone.
Technology
Next.js 16, React 19, TypeScript, Tailwind CSS 4, SQLite.