Calculator Tools

Free online calculators for loans and EMI, compound interest, tax, BMI, calories, age and percentages.

10 tools

Work out monthly payments, total interest and a full amortisation schedule.

Project savings growth with regular contributions and compounding.

Estimate income tax and take-home pay from a gross salary, band by band.

Calculate body mass index in metric or imperial units, with the healthy range.

Estimate daily calorie needs from BMR and activity level, with macro splits.

Find an exact age in years, months and days — and when the next birthday lands.

Percentage of a number, increase, decrease, difference, discounts and tips.

Work out a tip and split the bill, with tax handled properly and rounding options.

Count the days between two dates, in weeks, months and working days — or add to a date.

Build a clean invoice with line items, tax and discount, then export it as a PDF.

All Calculator tools