Calculators

Quick, accurate calculators for everyday money and date questions, with the formula and assumptions explained on every page. Results are estimates for planning and are not financial or medical advice.

• Age CalculatorExact age in years, months and days on any date.
• Percentage CalculatorPercent of a number, percentage change and marks percentage.
• EMI CalculatorMonthly EMI, total interest and repayment schedule for a loan.
• GST CalculatorAdd or remove GST and split it into CGST/SGST or IGST.
• Discount CalculatorSale price and savings, including two stacked discounts.
• Simple Interest CalculatorSimple interest and maturity amount for a principal, rate and time.
• Compound Interest CalculatorCompound growth with yearly, quarterly or monthly compounding.
• BMI CalculatorBody Mass Index from height and weight, in metric or imperial units.