Free Online Calculators
30 fast, accurate and free online calculators for students, teachers, professionals and everyday use — salary, EMI, BMI, age, zakat, currency and more.
Education & Testing
MCQ Difficulty Index Calculator
Free MCQ difficulty index calculator for teachers and examiners. Measure how easy or hard a multiple-choice question is using P and D indices.
Open calculatorMCQ Item Analysis Calculator
Perform MCQ item analysis online. Calculate item difficulty (P), discrimination (D) and point-biserial correlation to evaluate test question quality.
Open calculatorGPA Calculator
Free GPA calculator to compute your semester grade point average. Add subjects, credit hours and grades to get an instant, accurate GPA.
Open calculatorCGPA Calculator
Free CGPA calculator to compute your cumulative grade point average across multiple semesters. Add semester credit hours and GPA to get your CGPA.
Open calculatorFinance
Salary Calculator Pakistan (PKR)
Free Pakistan salary calculator. Calculate monthly and annual take-home salary after income tax in PKR with the latest tax slabs.
Open calculatorOverseas Salary Calculator
Convert your overseas salary in AED, SAR, USD or CAD to PKR. See monthly and yearly earnings in Pakistani Rupees instantly.
Open calculatorEMI / Loan Calculator
Free EMI calculator to find your monthly loan installment. Calculate home, car and personal loan EMI with full amortization schedule.
Open calculatorCurrency Converter
Free currency converter for PKR, USD, AED, SAR, CAD, GBP and EUR. Convert between major currencies instantly with accurate rates.
Open calculatorDiscount Calculator
Free discount calculator to find the final price after a percentage discount. Calculate how much you save on any purchase instantly.
Open calculatorSavings Calculator
Free savings calculator to project your future savings. See how monthly deposits grow with compound interest over time.
Open calculatorGold Price Calculator
Free gold price calculator. Calculate the value of gold in grams or tola with current per-tola rates and making charges.
Open calculatorGratuity Calculator
Free gratuity calculator for UAE and Saudi Arabia. Calculate your end-of-service gratuity based on basic salary and years of service.
Open calculatorOvertime Pay Calculator
Free overtime pay calculator. Calculate your overtime earnings based on monthly salary, overtime hours and the rate multiplier.
Open calculatorZakat Calculator
Free zakat calculator. Calculate zakat on gold, silver, cash, savings and investments in PKR with current metal rates.
Open calculatorHealth
BMI Calculator
Free BMI calculator to check your body mass index. Enter height and weight to see your BMI score and healthy weight category.
Open calculatorBMR & Calorie Calculator
Free BMR calculator to estimate daily calorie needs. Calculate basal metabolic rate and total daily energy expenditure (TDEE).
Open calculatorUtility
Age Calculator
Free age calculator to find your exact age in years, months and days. Also see total days, months and days until your next birthday.
Open calculatorPercentage Calculator
Free percentage calculator. Find X% of Y, what percent X is of Y, and percentage increase or decrease between two values.
Open calculatorDate Difference Calculator
Free date difference calculator. Find the exact days, weeks, months and working days between any two dates.
Open calculatorFuel Cost Calculator
Free fuel cost calculator. Estimate the fuel needed and total cost of a trip based on distance, fuel efficiency and price.
Open calculatorUnit Converter
Free online unit converter for length, weight, area, volume, temperature and speed. Convert units instantly with accurate formulas.
Open calculatorWord & Character Counter
Free word counter tool. Count words, characters, sentences, paragraphs and estimate reading time for any text.
Open calculatorElectrical
Ohm's Law Calculator
Free Ohm's law calculator. Calculate voltage, current, resistance and power using V=IR and P=VI formulas. Enter any two values.
Open calculatorVoltage Drop Calculator
Free voltage drop calculator for electrical cables. Calculate voltage drop across a cable using supply voltage, current, length and wire size.
Open calculatorResistor Color Code Calculator
Free resistor color code calculator. Select band colors to determine resistor value, tolerance and range instantly.
Open calculatorElectricity Cost Calculator
Free electricity cost calculator. Estimate daily, monthly and yearly electricity costs for any appliance based on watts and usage.
Open calculatorWeather
Wind Chill Calculator
Free wind chill calculator. Calculate the feels-like temperature using air temperature and wind speed.
Open calculatorHeat Index Calculator
Free heat index calculator. Calculate the feels-like temperature using air temperature and relative humidity.
Open calculatorDew Point Calculator
Free dew point calculator. Calculate the dew point temperature from air temperature and relative humidity.
Open calculatorTime Zone Converter
Free time zone converter. Convert the current time between Pakistan, Gulf, US, UK, Canada, India and more world cities.
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