Handy calculators for Indian business — no login, nothing stored.
Add or remove GST and see the CGST / SGST / IGST split.
Find the GST already included inside a gross amount.
Checks the 15-character format, checksum digit and state code.
Monthly instalment, total interest and total payable.
Three common percentage questions in one place.
Final price after a discount, and what you save.
Turn cost into selling price and see your profit.
Maturity value with compounding, and interest earned.
Exact age in years, months and days.
Days, weeks and months between two dates.