Crypto Tax Calculator

Crypto Tax CalculatorStop Paying $300 a Year Just to File Your Crypto Taxes. CoinTracker. Koinly. TaxBit. They all charge you $200$500 every single year for software that does basic math. Math that never changes. We built a better way. This crypto tax calculator is a one time download you own forever. No subscription. No account. No login. No expiration date. Open it in your browser, upload your CSV, get your taxes done. That's it. Works With Every Exchange Download your

Stop Paying $300 a Year Just to File Your Crypto Taxes.

CoinTracker. Koinly. TaxBit. They all charge you $200–$500 every single year for software that does basic math. Math that never changes. We built a better way.

This crypto tax calculator is a one-time download you own forever. No subscription. No account. No login. No expiration date. Open it in your browser, upload your CSV, get your taxes done. That's it.

Works With Every Exchange

Download your transaction history CSV from any exchange and drop it in. It automatically reads any CSV format from any platform — Coinbase, Binance, Kraken, Gemini, KuCoin, Crypto.com, Robinhood, Bybit, OKX, Bitfinex, Bitstamp, and hundreds more. If your exchange lets you export a CSV, this tool handles it.

IRS-Accurate Results in Minutes

✓ FIFO, LIFO and HIFO cost basis methods — switch between them instantly to find your lowest tax bill ✓ Separates short-term and long-term gains automatically — critical for your tax rate ✓ Calculates fees correctly — added to cost basis on buys, deducted from proceeds on sells ✓ Exports IRS Form 8949 CSV — hand it directly to your accountant or import into TurboTax ✓ Estimates your total tax owed based on your income bracket ✓ Tracks your remaining holdings and cost basis for every coin you still hold

Your Financial Data Never Leaves Your Computer

Everything runs locally inside your browser. No server ever sees your trades. No data is uploaded, stored or transmitted anywhere. Close the tab and it's gone. Your financial life stays completely private.

Works Forever — Guaranteed

The tax year updates automatically every single year based on your computer's clock. Open it in 2026, it shows 2026. Open it in 2035, it shows 2035. You will never need to buy an update or download a new version just to get the correct tax year. One purchase today works for the rest of your life.

How It Works

1. Download your CSV from any exchange
2. Open the calculator and drop your file in
3. Map your columns in seconds — it auto-detects most formats
4. Select your tax year and accounting method
5. Click calculate and download your Form 8949

Done. Your accountant will be impressed.

What You Get

✓ Single HTML file — opens in Chrome, Firefox, Safari or Edge ✓ Works on Windows, Mac and Linux ✓ No installation required ✓ No internet connection needed after download ✓ Lifetime license — one purchase, use it forever