Free, modern calculators for finance, health, date/time, and unit conversions. No signup required. Works offline.
Mortgage, loans, investments, retirement, and more
BMI, calories, macros, ideal weight, and more
Age, date difference, time zones, countdowns
Length, weight, temperature, currency, and more
Calculate monthly payments and amortization
Calculate your Body Mass Index
See how your money grows over time
Find your daily calorie needs
Calculate exact age in years, months, days
Calculate percentages easily