Free Percentage Calculator — Calculate Percentages Online
Calculate percentages quickly and accurately with our free Percentage Calculator. Three calculation modes cover every scenario: find what percentage X is of Y, find a percentage of a number, and calculate the percentage change between two values. Perfect for calculating discounts, tax, grades, tips, growth rates, and more. Simple, fast, and works instantly in your browser.
✦ FreeNo sign-upBrowser-onlyNo data uploaded
What is X% of Y?
How to use the Percentage Calculator
- Open the tool — Visit this page in any browser. No account, download, or installation required. Works on desktop, tablet, and mobile.
- Enter your content — Calculate percentages quickly and accurately with our free Percentage Calculator.
- Get your result instantly — All processing happens in your browser. Copy, download, or share your result immediately. Your data never leaves your device.