Free calculators for life's everyday questions
No sign-ups, no clutter — just fast, accurate tools that work on any device.
Every calculator on YourDailyCalc runs entirely in your browser. We never store or transmit your inputs, and every tool ships with a plain-English explanation of the underlying formula so you can verify the math yourself.
BMI Calculator
Check your Body Mass Index and see which health category you fall into.
Age Calculator
Calculate your exact age in years, months, and days from your date of birth.
Date Difference
Find the number of days, weeks, months, or years between any two dates.
Loan Calculator
Estimate monthly payments, total interest, and see an amortization breakdown.
Tip Calculator
Split the bill and calculate the tip per person with ease.
Percentage Calculator
Solve percentage problems: find X% of Y, what percent X is of Y, and percent change.
Unit Converter
Convert length, weight, volume, and temperature between common units.
Compound Interest
See how your money grows over time with compound interest and contributions.