Calculators

An online adding machine that prints every entry on a tape you can edit. Fix any number and every total below it updates. Add notes, VAT and subtotals, then save the tape as a branded image, CSV or printout.

Type a number to see it in words every way at once: cheque wording in English and Bangla, English with lakh and crore or with million and billion, Bangla, and the digits in lakh, international and Bangla format. Copy the line you need.

Convert length, weight, temperature, area, volume, speed, time and data size, including Bangladeshi land units (decimal, katha, bigha) and weights (bhori, seer, maund). Type in either box.

Pick two dates to see the time between them in years, months and days, with the total days, weeks, months, hours and working days.

Find the date a number of days, weeks, months or years before or after any date, or the date a number of working days away, skipping your weekend.

Count the working days between two dates, skipping your weekend and any public holidays you add, for leave, delivery times and project plans.

See exactly how long is left until any date and time, ticking live in days, hours, minutes and seconds, with quick picks for New Year, Eid and Bangladesh's national days.

Pick any date to see which day of the week it was or will be, in English and Bangla, with the day of the year, the ISO week and whether it's a leap year.

See today's week number, find the week of any date in the ISO (Monday start) or US (Sunday start) system, and look up the dates of any week of a year.

Enter a date of birth to get the exact age today or on any date: years, months and days, totals in months, weeks, days and hours, the day of the week you were born and a countdown to the next birthday.