Read-only Bitcoin calculators and public network data, with clear sources and limitations
Estimate a transaction from its inputs, outputs and address type using the latest verified sat/vB recommendations. See the result in sats, BTC and USD.
Calculate a network fee →Compare the estimated expense-ratio drag of all 11 US spot Bitcoin ETFs over your investment amount and holding period.
Compare ETF ownership costs →Run a shareable weekly, fortnightly or monthly Bitcoin backtest using historical prices requested directly from CoinGecko.
What if you invested in Bitcoin on a specific date?
Real-time Bitcoin mempool stats, fee distribution, and unconfirmed transactions.
Convert between satoshis, BTC, USD, GBP and EUR using current market prices.
Deep search addresses, transactions, or blocks with full history.
Enter the details of your Bitcoin trade to calculate your profit or loss. Fill in either the amount spent or BTC bought โ the other will auto-calculate.
Not Financial Advice: All tools, calculators, and data on this page are for educational and informational purposes only. Nothing on this site constitutes financial, investment, tax, or legal advice. Always consult a qualified financial advisor before making investment decisions.
No Warranty: Tools are provided "as-is" without any warranty of accuracy, completeness, or fitness for a particular purpose. Historical data and simulations do not guarantee future results.
Security: These tools are read-only and never request a seed phrase or private key. Never enter wallet recovery words or private keys into any website.
Third-Party Data: Price data is sourced from public APIs (CoinGecko, Coinbase, Binance) and may be delayed or inaccurate. We are not responsible for errors in third-party data. See our Privacy Policy for more information.
DCA means buying a fixed dollar amount of Bitcoin at regular intervals regardless of price. It reduces timing decisions, but it does not guarantee a profit or necessarily outperform investing a lump sum. The backtester compares both methods over the same period.
No. These are read-only calculators and public blockchain lookups. They never ask for a seed phrase or private key and cannot move funds.
Bitcoin transaction fees are based on the size of the transaction in bytes (not the amount being sent) and current network congestion. Our fee estimator shows real-time fee rates from the Bitcoin mempool, helping you choose between fast confirmation (higher fee) or saving money with a lower priority fee.