Percentage, BMI, age, tip, aspect ratio, and other everyday calculators.
Calculate your exact age in years, months, and days. Find the time between any two dates with precision.
Calculate and convert image aspect ratios. Find dimensions for 16:9, 4:3, 1:1, and custom ratios for any resolution.
Calculate your Body Mass Index (BMI) with height and weight. Supports metric and imperial units with health category.
Calculate days between two dates or add days to a date. Find exact durations in days, weeks, and months.
Calculate your college GPA instantly. Enter grades and credit hours to find cumulative and semester GPAs.
Calculate monthly loan payments, total interest, and amortization schedules. Works for personal loans, auto loans, and more. Free and instant.
Calculate monthly mortgage payments, total interest, and amortization schedules. Free, instant results with no sign-up required.
Calculate percentages easily: find percent of a number, percent change, percent increase or decrease, and more.
Calculate tips and split bills easily. Choose a tip percentage, divide among friends, and see per-person totals instantly.