Calculators
Calculate gross profit margin percentage from cost and revenue.
Yes, the Profit Margin Calculator on Bharat AI Sathi is 100% free and unlimited.
No. All processing happens in your browser — nothing is uploaded to our servers.
Yes, every tool is fully mobile responsive and works on any modern browser.
Age Calculator
Calculate exact age in years, months and days from a date of birth.
EMI Calculator
Calculate monthly EMI, total interest and total payment for any loan.
GST Calculator
Add or remove GST at 5%, 12%, 18% or 28% instantly.
GST Inclusive Calculator
Reverse-calculate the base price from a GST-inclusive amount.
GST Exclusive Calculator
Add GST on top of a base amount to get the final price.
SIP Calculator
Estimate mutual-fund SIP returns with monthly contribution and rate.