BMI Calculator
Check BMI with metric or imperial inputs and a simple category breakdown.
17 focused utilities
Math Tools
Math tools are designed for everyday decisions, whether you are checking a discount, averaging a list, splitting an expense, or comparing product value.
Percentage Calculator
Work out percentages, percentage changes, and reverse percentage questions quickly.
Discount Calculator
Calculate sale prices, savings, and optional tax in one place.
Average Calculator
Calculate average, median, sum, min, and max from a list of numbers.
Ratio Calculator
Simplify ratios, see percentage shares, and split a total based on the ratio.
Unit Price Calculator
Find price per unit to compare product sizes and package deals more clearly.
Tip Calculator
Calculate tip amount, total bill, and per-person share for dining or service bills.
Expense Splitter
Split a shared expense, compare what each person paid, and see simple settlement suggestions.
Compound Interest Calculator
Project compound growth with optional recurring contributions and totals.
BMR Calculator
Estimate basal metabolic rate from age, sex, height, and weight inputs.
Calorie Calculator
Estimate daily maintenance calories with activity and weight-goal adjustments.
Number to Words Converter
Convert numeric values into readable English words in the browser.
GPA Calculator
Calculate GPA from course grades and credits with a practical 4.0 scale workflow.
Loan Calculator
Estimate monthly payment, total repayment, and total interest from basic loan inputs.
Percentage Increase / Decrease Calculator
Calculate percentage increase or decrease between an original value and a new value.
Ideal Weight Calculator
Estimate an ideal weight target and healthy BMI range from height and sex inputs.
Body Fat Calculator
Estimate body fat percentage and related mass values from body measurements.