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BitcoinToolkit

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.

  1. Bitcoin Transaction Fee Calculator Estimate transaction size and network fee from inputs, outputs and a sat/vB rate.
  2. Ethereum Gas Calculator Estimate the likely EIP-1559 fee and compare it with the maximum fee cap.
  3. 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.

  1. Bitcoin UTXO Consolidation Calculator Compare the cost of consolidating Bitcoin UTXOs now with spending them later.
  2. Bitcoin Dust & UTXO Spendability Calculator Check whether a Bitcoin UTXO is economical to spend at a selected fee rate.

Unit conversion

Convert Bitcoin and Ethereum denominations with exact unit arithmetic.

  1. Satoshi Converter Convert BTC, mBTC, bits and satoshis using exact Bitcoin units.
  2. ETH, Gwei and Wei Converter Convert ETH, Gwei and Wei with exact integer arithmetic.