Percentage Calculator

Percentage Calculator puts 13 purpose-built calculators in your pocket - each one designed for a specific real-world task so you get answers in seconds, not after fumbling with formulas. CALCULATORS INCLUDED • Percent of a number — What is 15% of 200? • Percentage change — How much did it go up or down? • Increase or decrease by percent — Add or subtract a percentage • What percent is X of Y — Express a ratio as a percentage • Discount — Sale price after a percentage off • Tip and split — Bill splitting with custom tip • VAT — Add or remove tax at any rate • Profit — Revenue, cost, and profit percentage • Margin — Gross margin from cost and selling price • Markup — Markup percentage from cost and selling price • Reverse percent — Find the original before a percentage was applied • Fraction to percent — Convert any fraction • Decimal to percent — Convert any decimal FEATURES Every calculator shows its working — the formula used and each step — so you can see exactly how the answer was reached. Star your most-used calculators to pin them to the top of the home screen. Drag to reorder them however you like. Copy any result to your clipboard with one tap, or share it as plain text. Adapts to your wallpaper with Material You dynamic theming. Supports light mode, dark mode, or follow your system setting. Configure decimal places (0–4), thousands grouping, and choose from 20 world currencies or type your own symbol. Adjustable text size, haptic feedback toggle, keep-screen-on mode, reduce motion, and high contrast outlines for accessibility. All data stays on your device. No accounts, no tracking, no internet required.