15 Free Calculators • Updated 2026

Free Crypto Calculators (2026)Profit, ROI, Tax & More

Calculate your cryptocurrency profits, return on investment (ROI), and capital gains tax instantly. Our free crypto calculators support Bitcoin, Ethereum, Solana, XRP, and all major altcoins. No signup required — start calculating now.

Bitcoin Calculators

Ξ

Ethereum Calculators

All Crypto Calculators

Altcoin Calculators

Why Use Our Crypto Calculators?

100% Free & Instant

All calculators are completely free with no signup required. Get instant results directly in your browser — no data stored, no limits on calculations.

Accurate Calculations

Our calculators use precise formulas for profit, ROI, CAGR, and tax calculations. Factor in trading fees, holding periods, and tax rates for accurate results.

All Major Cryptocurrencies

Calculate profits for Bitcoin, Ethereum, Solana, XRP, Litecoin, and any other cryptocurrency. Our general calculators work with all coins.

Tax Planning Support

Estimate capital gains tax for multiple countries including the US, UK, and EU. Understand your tax liability before tax season arrives.

Frequently Asked Questions

What is a crypto calculator?

A crypto calculator is a free online tool that helps you calculate profits, losses, ROI, and taxes from cryptocurrency trading. Updated for 2026, these calculators support Bitcoin, Ethereum, and all major altcoins, letting you input buy/sell prices and quantities to instantly see your returns.

How do I calculate my crypto profit?

To calculate crypto profit: (1) Multiply your sell price by the quantity sold to get total revenue, (2) Multiply your buy price by the quantity to get total cost, (3) Subtract the cost from revenue, (4) Subtract any trading fees. The formula is: Profit = (Sell Price × Quantity) - (Buy Price × Quantity) - Fees.

Which crypto calculator should I use in 2026?

Use the Profit Calculator for simple buy/sell trades, ROI Calculator for long-term investment analysis with annualized returns, Tax Calculator to estimate capital gains taxes, and Investment Calculator for DCA strategy planning. For specific coins, use our dedicated Bitcoin, Ethereum, Solana, Cardano, Dogecoin, or Polygon calculators.

Are these crypto calculators free?

Yes! All our crypto calculators are 100% free to use with no signup required. They work instantly in your browser, support unlimited calculations, and don't store any of your data. Use them as often as you need for trading, tax planning, or investment analysis.

How accurate are crypto profit calculators?

Our calculators provide mathematically accurate results based on the prices and quantities you enter. However, actual profits may vary due to slippage, spread, and exact fee structures on different exchanges. Always verify with your exchange's transaction history for tax reporting purposes.

Ready to Calculate Your Crypto Profits?

Choose a calculator above or start with our most popular tool:

Open Crypto Profit Calculator