Calculators

Calculate your Body Mass Index in metric or imperial units, with WHO category breakdown and healthy range guidance.

Solve every percentage problem: X% of Y, what percent is X of Y, and percentage increase/decrease between two numbers.

Enter a date of birth and see the exact age in years, months and days — plus totals in weeks, months and hours.

Count the number of days, weeks and years between any two dates — perfect for deadlines and travel.

Estimate a trip budget by traveler, night, room, and expense category. Compare the total with your budget and add a contingency buffer.

Estimate road-trip fuel use and cost from distance, US MPG, km/L or L/100 km, and local fuel price. Split costs between vehicles or travelers; no route or live prices are fetched.

Calculate tips and split a bill evenly across any number of people — with adjustable tip percentage.

Compute monthly EMI, total interest and total repayment for any principal, rate and tenure.

See exactly how much your investment grows over time with any rate, tenure and compounding frequency.

Enter an original price and discount percentage to see the amount saved and the final price paid.

Compute your GPA on the 4.0 scale by entering courses, credits and letter grades — add as many as you need.

Convert millimetres, centimetres, metres, kilometres, inches, feet, yards and miles in one place.

Convert between Celsius, Fahrenheit and Kelvin with live triple output — perfect for cooking and science.

Convert milligrams, grams, kilograms, tonnes, ounces, pounds and stones in the browser.

Pick a local date and time, then see the equivalent in ten major world time zones at a glance.

Calculate hours worked between a start and end time with a break deduction — perfect for freelancers and timesheets.

Calculate Basal Metabolic Rate and daily calorie needs (TDEE) with the Mifflin-St Jeor formula and activity level.

Calculate net P&L, ROI %, and break-even price for a long or short trade. Supports commission fees and multiple currencies.

Calculate your real Amazon FBA net profit, margin %, ROI and break-even. Includes referral fee by category, FBA fulfillment fees, storage costs, and PPC impact.

Calculate gross profit margin %, markup %, break-even revenue, and target sale price from any revenue and cost. Includes benchmark margins for retail, SaaS, FBA, and more.

Work out the exact lot size a trade needs so your stop loss costs a fixed percentage of your balance. Shows standard/mini/micro lots, required margin, risk:reward, and the arithmetic behind every figure.

Calculate Daraz marketplace commission, payment processing fees, provincial VAT/sales tax, packaging flyers, and net profit margins for Daraz sellers in Pakistan, Bangladesh, Sri Lanka, and Nepal.

Calculate cryptocurrency investment profit, ROI %, profit multipliers, exchange trading fees, and break-even exit prices for Bitcoin, Ethereum, Solana, and altcoins.

Calculate exact pip values, contract volumes (standard, mini, micro, nano lots), and total profit/loss per pip across major forex pairs, JPY crosses, and Gold.

Estimate how much water your body needs each day based on weight and activity — in liters, cups and ounces.

Estimate your baby's due date and current pregnancy week from the first day of your last menstrual period (Naegele's rule).

Add assignments, midterms and finals with weights, and see your weighted final grade at a glance.

Calculate cubic yards from length, width, and depth in feet, inches, yards, meters, or centimeters, with cubic-foot and cubic-meter conversions.

Estimate boiler feed pump hydraulic and shaft power from flow, total dynamic head, fluid specific gravity, and pump efficiency.

Build a personalized dental implant budget from provider-entered procedure, restoration, diagnostic, and insurance estimates.

Estimate body fat percentage with the US Navy circumference method. Results are estimates and can vary by measurement technique and individual.

Enter any date and instantly find out what day of the week it fell on — from 1000 BCE to 3000 CE.

Check whether any year — past or future — is a leap year, following the full Gregorian rule.

Enter your birth date and see your age in days, weeks, months, hours and minutes — down to the second.

Split a restaurant bill fairly across any number of people with an adjustable tip — outputs each person's exact share instantly.

Compare grocery, wholesale or subscription options by cost-per-unit — the cheapest per gram, ml, kWh or item is highlighted automatically.

See what a meeting actually costs in salary dollars — enter attendees, average salary and duration to get the real price of that recurring sync.

Work out the hourly and day rate you must charge to hit your target income after expenses, tax and non-billable hours — in any currency.

Convert any price into hours of your life. Enter an item price and your hourly wage to see how much working time that purchase really costs.

Find out what a daily coffee, cigarette, delivery order or subscription costs you per year, per decade — and what it would be worth invested instead.

Your true hourly wage after tax, commuting, unpaid overtime and work-related costs — usually far below the number on your contract.

Calculate the exact late fee owed on an overdue invoice and copy a ready-to-send payment reminder for your client.

Compare the snowball and avalanche payoff strategies across all your debts — see months to freedom and total interest saved for each.

A PKR-based rent versus buy calculator built for Pakistani and South Asian markets — bank markup rates, rent escalation and property appreciation included.

Explore an illustrative customs duty, sales tax, and withholding estimate on goods imported into Pakistan, with editable assumptions, CIF valuation, and landed-cost breakdown.

Comprehensive Zakat calculator covering cash, gold, silver, business stock, investments and receivables, with nisab check and 2.5% breakdown.

Estimate income tax and monthly take-home salary using the configured FBR salaried slabs. Check the tool page for the tax-year and source date before relying on the result.

Compare your PKR salary against USD-equivalent global remote rates for your role and experience to see if international clients are underpaying you.

Compare a layoff or severance offer against typical norms for your tenure, level and region — plus what else to negotiate before you sign.

Create professional freelance and business invoices with itemized deliverables, customizable tax rates, currencies, and instant PDF download/print in your browser.