All Tools
Free crypto tools. No tracking. Runs in your browser.
- ⟠ ETH Unit Converter Convert between Wei, Gwei, Finney, and ETH
- ₿ BTC Unit Converter Convert between Satoshi, mBTC, μBTC, and BTC
- ⛽ Gas Fee Calculator Calculate gas fees in ETH and USD
- 📈 Profit/Loss Calculator Calculate crypto profit, loss, and ROI percentage
- 📊 APY/APR Calculator Convert between APY, APR, and daily rates
- 🔒 Staking ROI Calculator Calculate staking rewards over time
- 📉 Slippage Calculator Calculate trade slippage percentage
- ⚖️ Impermanent Loss Calculator Calculate impermanent loss for liquidity pools
- 📅 DCA Calculator Simulate dollar-cost averaging strategy
- 🎯 Position Size Calculator Calculate position size based on risk
- ✅ Address Validator Validate crypto addresses for ETH, BTC, SOL, and more
- 🔍 TX Hex Decoder Decode raw transaction hex data
- 📋 ABI Formatter Format and beautify smart contract ABIs
- 🖋️ ABI to Solidity Generate Solidity interface from ABI
- #️⃣ Keccak-256 Hash Generate Keccak-256 hash of any input
- 🔑 Mnemonic Validator Validate BIP39 mnemonic seed phrases
- ✓ EIP-55 Checksum Convert ETH address to checksummed format
- 📦 ERC-20 Data Decoder Decode ERC-20 transfer and approve calldata
- ⚙️ Solidity Keccak Compute Solidity tight-packed keccak256
- 📷 Crypto QR Generator Generate QR codes for crypto addresses