Crypto & Blockchain Calculators

How do I calculate nft royalty & marketplace fee?

NFT Royalty & Marketplace Fee

Calculate creator earnings, platform fees, and buyer costs for NFT sales. Compare OpenSea, Blur, LooksRare, Magic Eden. Includes ERC-2981 royalty info and...

How do I calculate defi yield farming apy?

DeFi Yield Farming APY

Calculate APY from APR, total yield, yield after gas costs, impermanent loss estimate, and net profit. Supports daily, weekly, monthly compounding.

How do I calculate blockchain gas fee?

Blockchain Gas Fee

Estimate Ethereum transaction fees in ETH and USD. Compare L1 vs L2 (Arbitrum, Optimism, Base, Polygon). EIP-1559 gas mechanics.

How do I calculate crypto dca simulator?

Crypto DCA Simulator

Simulate dollar-cost averaging into crypto. Total invested, total value, average cost basis, ROI, DCA vs lump sum comparison.

How do I calculate mining profitability?

Mining Profitability

Calculate mining revenue, electricity costs, net profit, break-even days, and ROI for Bitcoin, Ethereum, Litecoin.