Simple, accurate, free calculators — no signup required. Trusted by 500k+ users across the USA.
Handpicked tools to help with finance, health, and daily calculations
Determine when claiming benefits pays off
📈Calculate your required minimum distribution for retirement
$Estimate your take-home pay after taxes
🏠Estimate monthly payment & loan amortization
⚖Track your body mass index & health range
📅Calculate exact age from birth date instantly
👶Estimate your due date & track pregnancy weeks
💵Calculate tip & split the bill easily
⛽Estimate road trip fuel costs instantly
📈See your savings grow over time
%Percent of a number, percentage change & more
📆Days between dates, or add days to a date
🧾Your take-home pay per paycheck, after taxes
🎓Semester and cumulative GPA, weighted too
🌸Fertile window, ovulation day & due date estimate
📐Room area in sq ft, with waste & material cost
🏦Monthly payment & full amortization schedule
🏷️Final price with stacked discounts & tax
🎲Random numbers, dice rolls & coin flips
⏱️Time duration & work hours for timesheets