Transactions & fees

Bitcoin Fee Estimator

Calculate Bitcoin transaction fees from virtual size and a fee rate in sat/vB. Review the resulting fee in satoshis.

Runs locally

Security & privacy. Calculations run locally. Check the network and inputs. Estimates of fees, policy acceptance, prices and future block timing are not guarantees.

Use this tool

Calculates on your device. Results that depend on future blocks or policy are estimates.

Ceiling of vsize × fee rate. Enter a fee rate explicitly; network recommendations are available separately.

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What this tool is for

Bitcoin transaction fees depend on virtual size and your selected fee rate. This calculator uses the values you supply. Check the explorer for network fee estimates; neither calculation nor a network estimate guarantees inclusion in a particular block.

Supported behavior

Ceiling of vsize × fee rate. Enter a fee rate explicitly; network recommendations are available separately.

Security & privacy

Calculations run locally. Check the network and inputs. Estimates of fees, policy acceptance, prices and future block timing are not guarantees.