Bitcoin TX Simulation

TX Simulation

Simulate your Bitcoin transaction before broadcasting. See exactly which UTXOs will be spent, estimated fees, and potential issues.

TX Simulation is available for Basic plan and above. Upgrade to simulate transactions and optimize your UTXO spending.

Source Address

Destination Address

Amount (BTC)

Fee Rate (sat/vB)

From

Enter source address...

Enter destination address...

Amount0 BTC

Fee Rate10 sat/vB

Est. Fee~1,100 sats

How it works

We simulate UTXO selection using your address's actual UTXOs. No transaction is broadcast — this is a read-only simulation.

Simulation only — nothing is broadcast to the Bitcoin network

Accurate vByte calculation based on actual UTXO selection

Smart selection algorithm for efficient coin selection