হিসাবcalculation
Free Online Calculators for Bangladesh
Need to calculate something? Find a calculator and get your answer in seconds.
What are you figuring out today?
Pick a topic to see its calculators.
Health
BMI, daily calories, pregnancy due date, ovulation days and fever temperature.
5 calculators
Education
SSC and HSC GPA with the 4th subject, university GPA and CGPA.
3 calculators
Finance
Loans, savings, interest, VAT, zakat, discounts and mobile money charges in Taka.
12 calculators
Work & Wages
Salary, overtime, earned leave, job exit benefits and government job age limits.
7 calculators
Everyday
Mess meals, expense splits, cash counting, land, weight and height units, bills and other daily sums.
11 calculators
Date & Time
Exact age, days between dates and today's Bangla date.
4 calculators
Good places to start
Handy calculators to try first.
- Date & Time
Age Calculator
Calculate your exact age in years, months and days.
Open calculator - Education
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.
Open calculator - Everyday
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.
Open calculator - Everyday
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.
Open calculator - Everyday
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.
Open calculator - Finance
EMI / Loan Calculator
Work out your monthly loan instalment (EMI), total interest and total repayment.
Open calculator
More calculators
- Health
BMI Calculator
Find your body mass index from your height and weight, and the healthy weight range for your height.
Open calculator - Education
GPA Calculator
Work out your semester GPA from letter grades and credits on the Bangladesh university 4.00 scale.
Open calculator - Education
CGPA Calculator
Combine your semester GPAs and credits into one cumulative GPA (CGPA), on a 4.00 or 5.00 scale.
Open calculator - Everyday
Percentage Calculator
Work out a percentage of a number, a percentage change, or increase and decrease a number by a percentage.
Open calculator - Finance
Discount Calculator
Find the final price after a discount, how much you save, and the true total when two discounts are stacked.
Open calculator - Finance
Profit and Loss Calculator
Find your profit or loss in Taka from the cost and selling price, with profit percentage and margin.
Open calculator - Work & Wages
Salary Calculator
Turn your gross salary and deductions into an estimated net, take-home salary.
Open calculator - Date & Time
Date Difference Calculator
Find the time between two dates in years, months, weeks and days.
Open calculator - Work & Wages
Government Job Age Calculator
Check if you meet a BCS or government job circular’s age limit on its “age as on” date.
Open calculator - Finance
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.
Open calculator - Finance
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.
Open calculator - Date & Time
Bangla Date Converter
See today’s Bangla date and convert any English date to Bangla (Bangabda) or back.
Open calculator - Finance
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.
Open calculator - Finance
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.
Open calculator - Finance
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.
Open calculator - Finance
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.
Open calculator - Finance
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%).
Open calculator - Everyday
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.
Open calculator - Health
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.
Open calculator - Finance
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.
Open calculator - Finance
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.
Open calculator - Work & Wages
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.
Open calculator - Work & Wages
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.
Open calculator - Work & Wages
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.
Open calculator - Everyday
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.
Open calculator - Everyday
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.
Open calculator - Health
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.
Open calculator - Health
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.
Open calculator - Everyday
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.
Open calculator - Everyday
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.
Open calculator - Health
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.
Open calculator - Everyday
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.
Open calculator - Work & Wages
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.
Open calculator - Work & Wages
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.
Open calculator - Date & Time
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.
Open calculator - Everyday
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.
Open calculator
Simple + fast + free = HisabBD
Free, no signup
Every calculator is free to use. No account, no app to install.
Instant results
The maths runs in your browser, so answers appear straight away. What you type isn’t sent to a server.
Easy on any phone
Big inputs, clear results and short explanations, made for phones first.
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Made for Bangladesh
Taka amounts, day-month-year dates and the calculations people here use every day.
About HisabBD
হিসাব (hisab) is the Bangla word for calculation. HisabBD is a growing set of free calculators for everyday life in Bangladesh: the sums you’d otherwise work out on a phone calculator, in a notebook margin or in a spreadsheet.
Each calculator gives a clear answer and a short explanation of how it was worked out. No calculator gymnastics required.