This Capital Gains Tax Calculator helps you estimate how much tax you may owe when selling investments such as stocks, crypto, ETFs, real estate, or other capital assets. The tool supports both short‑term and long‑term capital gains, giving you a clear breakdown based on your holding period and filing status. Simply enter your purchase price, sale price, and how long you held the asset. Short‑term gains are taxed as ordinary income, while long‑term gains use preferential tax brackets. The calculator automatically applies the correct rate and displays your gain amount, estimated tax owed, and after‑tax profit. This makes it ideal for investors planning a sale, analyzing tax impact, or comparing investment strategies. All calculations run directly in your browser, ensuring complete privacy with no data stored or shared. With a clean, modern interface and instant results, this Capital Gains Tax Calculator provides a fast and reliable way to understand your tax obligations and make smarter financial decisions.