All calculators
Every HisabBD calculator, grouped by topic.
Health
- Health
BMI Calculator
Find your body mass index from your height and weight, and the healthy weight range for your height.
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Pregnancy Due Date Calculator
Find your due date from the first day of your last period, or how many weeks pregnant you are from your doctor’s due date, with trimester and term dates.
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Fever Temperature Converter: °F to °C
Convert a thermometer reading between °F and °C and see whether it counts as a fever by the NHS 38 °C (100.4 °F) rule.
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Calorie Calculator: BMR and Daily Calories
Estimate your resting energy (BMR) with the Mifflin–St Jeor equation and the calories a day that keep your weight steady at your activity level.
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Ovulation Calculator: Fertile Days and Next Period
From the first day of your last period and your cycle length, see the days you are likely to ovulate and your next three period dates.
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Education
- Education
GPA Calculator
Work out your semester GPA from letter grades and credits on the Bangladesh university 4.00 scale.
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CGPA Calculator
Combine your semester GPAs and credits into one cumulative GPA (CGPA), on a 4.00 or 5.00 scale.
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SSC & HSC GPA Calculator
Work out your SSC or HSC GPA on the Bangladesh board 5.00 scale, including the 4th (optional) subject bonus and the 5.00 cap.
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Finance
- Finance
Discount Calculator
Find the final price after a discount, how much you save, and the true total when two discounts are stacked.
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Profit and Loss Calculator
Find your profit or loss in Taka from the cost and selling price, with profit percentage and margin.
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EMI / Loan Calculator
Work out your monthly loan instalment (EMI), total interest and total repayment.
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Taka Amount in Words
Write any Taka amount in words, in English and Bangla, using lakh and crore: ready to copy onto a cheque, invoice or money receipt.
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VAT Calculator
Add 15% VAT to a price or take the VAT out of a VAT-inclusive price, to the paisa, with the rate you choose.
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Sanchayapatra Profit Calculator
Work out the monthly, quarterly or maturity profit on Paribar, Pensioner, 3-month and 5-year Bangladesh Sanchayapatra at the official rates, after source tax.
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bKash & Nagad Cash Out Charge Calculator
Work out the bKash, Nagad, Rocket or Upay cash-out charge on any amount, or the most cash your balance covers, with sourced, dated rates per ৳1,000.
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FDR Calculator
Work out the maturity value of a fixed deposit (FDR), the interest, the 10% or 15% source tax, excise duty and what you actually receive.
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DPS Calculator
Find out what a monthly DPS grows to: total deposits, maturity value, interest, source tax, excise duty and the amount you receive, year by year.
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Zakat Calculator
Add up your cash, savings, gold, silver and business stock, subtract debts due now, and see whether zakat is due on the silver or gold nisab, and how much (2.5%).
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Simple and Compound Interest Calculator
Work out simple and compound interest (profit) on any amount in Taka: the interest, the amount, the difference between the two and a year-by-year table.
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Flat Rate to Real Interest Rate Calculator
Turn a flat interest rate into the real reducing-balance rate. Enter the amount, flat rate, term and monthly or weekly instalments to see the instalment and the true yearly rate.
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Work & Wages
- Work & Wages
Salary Calculator
Turn your gross salary and deductions into an estimated net, take-home salary.
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Government Job Age Calculator
Check if you meet a BCS or government job circular’s age limit on its “age as on” date.
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Overtime Pay Calculator (Bangladesh Labour Act)
Work out overtime pay under section 108 of the Bangladesh Labour Act: twice the hourly rate of basic wage plus dearness allowance, for the hours you worked.
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Earned Leave Calculator (Labour Act)
Work out earned (annual) leave under section 117 of the Bangladesh Labour Act: days earned, the 40 or 60 day limit, what is left, and what unused leave is worth in Taka.
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Job Exit Benefit Calculator (Labour Act)
Estimate what the Bangladesh Labour Act gives a permanent worker who resigns or is retrenched, discharged or terminated: compensation per year of service, gratuity and notice pay.
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Government Retirement Date Calculator (PRL)
When a government servant retires under the Civil Service Act 2018 (59, or 60 for freedom fighters), how long is left, the latest PRL date and the optional 25-year date.
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Work Hours and Overtime Hours Calculator
Enter when you start and finish each day, minus breaks, and see the hours you worked and the overtime hours beyond 8 a day under the Bangladesh Labour Act.
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Everyday
- Everyday
Percentage Calculator
Work out a percentage of a number, a percentage change, or increase and decrease a number by a percentage.
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Land Area Calculator
Convert land between decimal (shotangsho), katha, bigha, acre and square feet, or work out a plot’s area from its side lengths in feet, haat or goj.
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Gold Price & Bhori Calculator
Work out the price of gold from its weight in bhori, ana, roti or grams and today’s price per bhori, with making charge, or convert bhori to grams.
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Electricity Bill Calculator
Work out your home electricity bill from units or meter readings, slab by slab, with BERC’s June 2026 rates, demand charge, meter rent and VAT, or the units a prepaid recharge buys.
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Weight Converter: Maund, Seer, Chatak to kg
Convert মণ, সের, ছটাক and তোলা to kilograms, grams and pounds and back, with both the 40 kg market মণ and the traditional 37.32 kg মণ.
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Height Converter: Feet and Inches to cm
Convert a height in feet and inches to centimetres and metres, or centimetres back to feet and inches, with হাত and গজ too.
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Rod Weight Calculator: Rebar kg per Metre
Work out the weight of steel rods (rebar) from their diameter, length and number, in kg and tonnes, and the cost at your dealer’s price per tonne.
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Mess Meal Calculator: Meal Rate and Balances
Work out your mess’s meal rate from the month’s bazar and meals, then each member’s cost, share of fixed costs and how much they get back or owe.
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Cash Counter: Count Taka Notes and Coins
Type how many ৳1000, ৳500, ৳200, ৳100, ৳50, ৳20, ৳10, ৳5 and ৳2 notes and ৳5, ৳2 and ৳1 coins you have, and get the total and a table by denomination.
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Expense Split Calculator: Who Owes Whom
Split a trip, picnic or shared shopping equally: enter what each person paid and see everyone’s share and exactly who should pay whom to settle up.
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Unit Price Calculator: Which Pack Is Cheaper?
Compare packs and sizes of rice, oil, eggs or anything else: enter each price and quantity and see the price per kg, litre or piece, the cheapest option and how much you save.
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Date & Time
- Date & Time
Age Calculator
Calculate your exact age in years, months and days.
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Date Difference Calculator
Find the time between two dates in years, months, weeks and days.
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Bangla Date Converter
See today’s Bangla date and convert any English date to Bangla (Bangabda) or back.
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Hours and Minutes Calculator (Add and Subtract Time)
Add or subtract hours and minutes, such as 2 h 45 min + 3 h 30 min, and see the total in hours and minutes, decimal hours and minutes.
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