Is this crypto calculator free to use?

Yes, all our cryptocurrency calculators are completely free to use. No registration or payment required.

How accurate are the calculations?

Our calculators use precise mathematical formulas to ensure accurate results. The accuracy depends on the data you input.

No, all calculations happen in your browser. We don't save, store, or track any of your financial data.

Track your cryptocurrency investments in real-time. Monitor performance, analyze profits, and manage your portfolio - all data stored locally.

Loading coin data...

Your portfolio data never leaves your device. We use browser local storage to keep your investment information completely private and secure.

• No account required

• No data collection

• No tracking or analytics on your holdings

• Export and backup your data anytime

Click "Add Transaction" and enter your cryptocurrency purchases including the coin, amount, price, and date.

Watch your portfolio update in real-time with current prices, showing profit/loss for each position.

View allocation charts, performance metrics, and export your transaction history for tax reporting.

💡Track Everything: Include all purchases, even small amounts, for accurate portfolio tracking
💡Include Fees: Add exchange fees to your purchase price for true cost basis
💡Regular Backups: Export your data monthly as a backup
💡Multiple Devices: Export and import to sync across devices