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Crypto Profit/Loss Calculator

Calculate your cryptocurrency profit or loss, ROI, and after-fee returns.

Last Updated: May 5, 2026
3 min read

Trade Details

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Profit / Loss

Profit %

After Fees

A crypto profit calculator helps you determine exactly how much you made or lost on a cryptocurrency trade, including your return on investment as a percentage. Cryptocurrency markets move fast, and keeping track of profit and loss across multiple trades can be complex. Crypto investors, traders, and tax-conscious holders use this tool to evaluate performance, prepare for tax reporting, and make more informed decisions about future trades.

How to Use This Calculator

  1. Enter the amount of cryptocurrency purchased and the price per coin at the time of purchase.
  2. Input the selling price per coin (or current price if you haven't sold).
  3. Add any transaction fees paid on the buy and sell.
  4. Review your net profit or loss, ROI percentage, and after-fee return.

What This Calculator Measures

The crypto profit calculator evaluates the financial outcome of a single cryptocurrency trade.

  • Total cost — Amount invested plus buying fees.
  • Total proceeds — Value at sale price minus selling fees.
  • Net profit or loss — Proceeds minus total cost. Positive is a gain; negative is a loss.
  • ROI percentage — Net profit as a percentage of the total cost.
  • Break-even price — The price per coin at which you neither gain nor lose, accounting for fees.

Formula or Logic

Total Cost = (Coins Purchased × Buy Price) + Buy Fee

Total Proceeds = (Coins Sold × Sell Price) − Sell Fee

Net Profit = Total Proceeds − Total Cost

ROI = (Net Profit / Total Cost) × 100

Fees matter significantly in crypto trading — a 1% fee on each side of a trade means you need a 2%+ price increase just to break even. Always include fees for an accurate calculation.

Example Calculations

Example 1: Bought 0.5 Bitcoin at $30,000 ($15,000 total), 0.5% buy fee ($75). Sold at $42,000 ($21,000), 0.5% sell fee ($105). Net profit: $21,000 − $75 − $15,000 − $105 = $5,820. ROI: 38.4%.

Example 2: Bought $1,000 of Ethereum, sold at 30% loss. Net loss: $300 plus fees.

Understanding Your Results

Crypto gains may be subject to capital gains tax — short-term gains (held under 1 year) are taxed as ordinary income; long-term gains (held over 1 year) qualify for lower capital gains rates. Losses can offset gains for tax purposes, so tracking every trade accurately is essential. The calculator gives you the raw profit and loss numbers needed for tax reporting.

Common Mistakes to Avoid

  • Excluding transaction fees, which can eliminate profit on small or frequent trades
  • Forgetting to account for multiple purchase tranches at different prices
  • Treating unrealized gains as income before selling
  • Ignoring the tax implications of short-term vs. long-term holding periods