Calculators
Calculators
BMI, age, loans, tips, dates, percentages. Type the numbers, get the answer.
28 tools
BMI Calculator
Height and weight in. BMI and a range out.
Age Calculator
Find your exact age in years, months and days.
Percentage Calculator
Calculate percentages, increase or decrease of values.
Discount Calculator
Calculate discounts, savings and final price.
Tip Calculator
Find the right tip amount for any bill.
Loan Calculator
Calculate monthly payment, interest and total cost.
Interest Calculator
Simple and compound interest calculations.
Date Calculator
Calculate date difference, add or subtract days.
Time Calculator
Calculate time duration, add or subtract time.
Salary Calculator
Calculate your monthly and yearly salary.
Calorie Calculator
Find out calories based on weight, height and activity.
Average Calculator
Calculate the average of multiple numbers.
Ratio Calculator
Find the ratio between numbers.
Fraction Calculator
Add, subtract, multiply and divide fractions.
Mortgage Calculator
Home price, down payment, rate and term. Monthly payment and total interest.
GST / VAT Calculator
Add or remove sales tax. Presets for Pakistan, India, UK and a custom rate.
Timezone Converter
Convert a date and time between cities. No live clock API.
Sleep Calculator
Pick a wake time. See bedtimes that land on 90-minute cycles.
Pregnancy Due Date
Estimate a due date from the last period. Screening only, not medical advice.
Ovulation Calculator
Estimate a fertile window from cycle length and last period.
TDEE Calculator
Daily calorie burn from age, size and activity. Same idea as the calorie page, more detail.
Protein Calculator
A daily protein range from body weight and how hard you train.
Water Intake Calculator
A rough daily water target from weight and activity.
Ideal Weight Calculator
Devine and Robinson estimates from height. Not a goal, just a range.
Compound Interest Calculator
Principal, rate and years. See the balance grow year by year.
Overtime Calculator
Regular hours plus overtime at 1.5x or a custom multiplier.
Pace Calculator
Finish time, distance or pace. Useful for a run or a walk.
SIP Calculator
Monthly investing with a yearly return. Future value, not a promise.
Need a different category? Open the full catalog.
Browse all tools