CoinAdvice is a completely free cryptocurrency analysis toolkit with 14 tools — no registration, no API keys, no hidden fees. Includes a price tracker (10,000+ coins from CoinGecko + Binance), DEX scanner (multi-chain hot pairs), token security checker (rug pull detection via GoPlus), arbitrage scanner, airdrop finder, portfolio tracker, whale wallet tracker, pump scanner, and more. All data stays in your browser (localStorage) — nothing is stored on a server.