Finance · Health · Everyday Life
Calculators
11 calculators — finance, health & everyday use, all in your browser
Discount Calculator
Find the sale price, amount saved, and effective discount percentage
VAT / Tax Calculator
Add tax to a net price, or extract it from a gross price
Tip Calculator
Calculate tip amount, total bill, and split between people
Compound Interest Calculator
See how your investment grows with interest compounding over time
Loan / EMI Calculator
Monthly payment, total interest, and total amount to repay
Fuel Cost Calculator
Trip cost based on distance, fuel efficiency, and fuel price
BMR / TDEE — Calorie Calculator
Basal metabolic rate and daily calorie needs at your activity level (Mifflin-St Jeor)
Ideal Weight Calculator
Estimated healthy weight range based on height and sex (Hamwi formula)
Daily Water Intake
Recommended daily water intake based on body weight and exercise
Sleep Cycle Calculator
Optimal wake times based on 90-minute sleep cycles — wake between cycles to feel refreshed
Pregnancy Due Date
Estimated due date via Naegele's Rule (LMP + 280 days). Always confirm with your doctor.
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