Utility template
Percentage Calculator
Calculate percentages, reverse percentages, and percentage change instantly in your browser.
Category: Calculators
Tool interface
What is X% of Y?
Result
30
X is what % of Y?
Result
25%
Percentage change
Change
-85%
Privacy
All calculations happen locally in your browser. No values are sent anywhere.
Why this template exists
Every utility uses the same foundation so new tools stay consistent across navigation, accessibility, mobile layout, and SEO.
How it works
Enter a percentage and value, or compare two numbers, and Utiliful calculates the result instantly in your browser without any server-side processing.