Gas estimators, DeFi yield calculators, wallet analyzers, token converters — all instant, all private, all free.
Every tool runs in your browser — private, instant, completely free. No account, no wallet.
Estimate ETH, BNB, Polygon & L2 transaction costs instantly.
Calculate APY, compound returns, and projected earnings from any DeFi position.
Convert between ETH, Gwei, Wei, USDC, BTC, SOL, and 10+ tokens.
See exactly how much IL you'd suffer on any AMM liquidity position.
Calculate profit, loss, ROI, and break-even price on any crypto trade.
Project staking returns for ETH 2.0, SOL, ADA, DOT, and more.
Validate any Ethereum address and open it on Etherscan or DeBank.
Validate Ethereum, Bitcoin, and Solana wallet addresses before sending.
Generate deterministic hex hashes for any string — useful for dev & verification.
Calculate rarity scores for NFT traits and rank your collection instantly.
Stop overpaying on transaction fees. Our estimator supports Ethereum mainnet, all major L2s, BNB Chain, Polygon, and Avalanche — with real benchmark rates.
A complete beginner guide to Ethereum gas, EIP-1559 base fees, and tips to pay less.
Learn how compounding works in DeFi and why APY can be misleading without context.
What is IL, when does it happen, and how do you calculate and minimize it?
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