Crypto Tools
Choose the task you need to complete, then open the calculator or converter built for it.
Transaction costs
Estimate the network fee for a Bitcoin, Ethereum or stablecoin transaction.
- Bitcoin Transaction Fee Calculator Estimate transaction size and network fee from inputs, outputs and a sat/vB rate.
- Ethereum Gas Calculator Estimate the likely EIP-1559 fee and compare it with the maximum fee cap.
- Stablecoin Transfer Fee Calculator Compare transfer fees and required fee assets across supported stablecoin networks.
Bitcoin UTXOs
Check whether to consolidate or spend Bitcoin outputs at the fee rate you choose.
Unit conversion
Convert Bitcoin and Ethereum denominations with exact unit arithmetic.