🧮 Free Calculators Tools
12 free calculators tools that run entirely in your browser. GST, SIP, EMI, tax & everyday math. No uploads, no signup, no limits.
GST Calculator
Add or remove GST at any rate, with CGST/SGST breakup.
SIP Calculator
Project the future value of a monthly SIP investment.
EMI Calculator
Monthly EMI, total interest and total payment for any loan.
Income Tax Calculator
Estimate income tax under the new regime (FY 2025-26).
Compound Interest
Compound interest with configurable compounding frequency.
Percentage Calculator
X% of Y, percentage of a total, and percent change.
Unit Converter
Length, weight, temperature and data units.
Age Calculator
Exact age in years, months and days from a date of birth.
Date Difference
Days, weeks and months between any two dates.
Scientific Calculator
Trigonometry, logarithms, powers, factorials and brackets — with history.
BMI Calculator
Body mass index in metric or imperial, with your healthy weight range.
Calorie Calculator
Daily calorie needs (TDEE) and macros using the Mifflin-St Jeor formula.