Crypto
Converters, calculators and validators for Bitcoin, Ethereum and beyond. No prices, no wallets, no nonsense.
Crypto
Satoshi to BTC converter
Sats, BTC, mBTC and bits, both ways.
Crypto
ETH unit converter
Wei, gwei and ETH without rounding errors.
Crypto
Crypto profit calculator
Profit, fees and breakeven for any coin.
Crypto
Crypto DCA calculator
Average cost across all your buys.
Crypto
Position size calculator
Units to buy for the risk you choose.
Crypto
Staking rewards calculator
Final balance and true APY from staking.
Crypto
Market cap calculator
Price times supply, and the reverse.
Crypto
Bitcoin address validator
Check BTC addresses: legacy, SegWit, Taproot.
Crypto
Ethereum address checksum
Validate and checksum ETH addresses.