Free, accurate calculators in Arabic, English & French
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Islamic calculators
10 calculators →Qibla DirectionQibla angle from north and distance to Makkah from anywhere.Prayer TimesToday’s five daily prayer times for your city or location.Iddah & Nifas CalculatorWhen the waiting period after divorce or death ends, and nifas length.Fidya & Kaffarah CalculatorFidya for missed fasts, oath expiation and Ramadan kaffarah.Zakat al-Fitr CalculatorYour family’s zakat al-fitr in kilograms or in cash.Business Inventory Zakat CalculatorZakat on trade goods, shops and online stores.Stock Zakat CalculatorZakat on shares held for trading or long-term investment.Gold & Silver Zakat CalculatorGold and silver nisab and zakat for all karats, including jewellery.Comprehensive Zakat CalculatorZakat on cash, gold, silver, stocks and business goods in one place.Islamic Inheritance CalculatorDivide an estate among heirs by the rules of Islamic inheritance (fara’id).
Salary & work
5 calculators →Saudi End of Service CalculatorYour end-of-service award on contract end or resignation (KSA).Egypt Net Salary CalculatorPayroll income tax, social insurance and your 2026 net salary.UAE Salary CalculatorNet pay with pension for UAE nationals and gratuity for expats.Saudi Arabia Net Salary CalculatorGOSI and SANED deductions and your 2026 net salary.Morocco Net Salary CalculatorGross to net with CNSS, AMO and 2026 income tax (IR).
Loans & investing
15 calculators →Wedding Budget CalculatorPlan wedding costs and track what you have paid.Inflation CalculatorWhat your money will be worth and what things will cost.ROI CalculatorReturn on investment and annualized return (CAGR).Retirement CalculatorHow much you will have at retirement and the income it supports.Savings Goal CalculatorHow much to save each month to hit your goal on time.Compound Interest & Savings CalculatorHow your money grows with monthly deposits and compounding.Credit Card Payoff CalculatorWhen your card debt will be cleared and the interest it costs.Early Loan Payoff CalculatorInterest and months saved with extra payments.Loan Comparison CalculatorCompare up to 4 loan offers by payment, total cost and APR.Islamic Finance (Murabaha) CalculatorMurabaha sale price, profit, monthly instalment and effective rate.Auto Loan CalculatorMonthly car payment with down payment, trade-in and balloon.Loan Amortization ScheduleFull monthly schedule: interest, principal and balance for every payment.Personal Loan CalculatorMonthly payment with flat or reducing rate, plus the real APR.Mortgage Affordability CalculatorThe maximum home price and loan your income supports.Mortgage CalculatorMonthly home-loan payment, amortization schedule and total interest.
Business & tax
9 calculators →Product Pricing & Profit CalculatorWhat should I sell it for? Price from cost, margin and fees.Freelance Rate CalculatorWhat should I charge per hour and per day as a freelancer?E-commerce Profit CalculatorNet profit per order after shipping, fees, ads and returns.Break-Even CalculatorUnits you must sell to cover costs and start profiting.Discount CalculatorSale price, savings, and stacked discounts.Profit Margin CalculatorProfit margin, markup and the right selling price.VAT Calculator UAEAdd 5% VAT to a price or extract it from a total.Saudi VAT CalculatorAdd 15% VAT to a price or extract it from a total.Morocco VAT CalculatorAdd or remove Moroccan VAT (TVA) at 20% or 10%.
Documents & printables
8 calculators →Weekly Planner MakerPrintable weekly planner PDF with dates and habit tracker.Label & Sticker MakerPrintable labels and stickers on A4 sheets.Restaurant Menu CreatorPrintable restaurant or café menu as PDF.Rent Receipt GeneratorPrintable rent receipt PDF, landlord and tenant copies.Certificate DesignerCertificates of achievement as PDF, including bulk names.Business Card DesignerTwo-sided business cards: print-ready PDF and A4 sheet.Email Signature GeneratorA professional signature for Gmail and Outlook in one copy.Invoice GeneratorFree PDF invoices and quotes, no sign-up.
Printable paper
19 calculators →Staff and Tab PaperMusic staff with tablature beneath each line.Guitar Tab PaperBlank tablature for 4, 6 or 7 strings.Blank Music Staff PaperManuscript paper with treble, bass or grand staff.Hexagon PaperHex grid for chemistry, games and quilting.Isometric PaperTriangle grid for 3D drawing.Dot Grid PaperDot grid for bullet journals, planning and sketching.Printable Shopping ListShopping list with tick boxes, grouped by aisle.Four-Line Handwriting PaperTop, dotted middle, baseline and descender lines.Letter Writing PaperElegant lined stationery with border and date line.Handwriting Guide SheetBold black lines to place under plain paper.Cornell Notes TemplateCornell layout: cues, notes, summary.Lined Paper (Note-Taking)Printable lined paper with any spacing and margin.Gurvan Paper (Coloured Zones)Ruling with coloured writing zones for handwriting difficulties.School Ruled Paper (No Vertical Lines)Seyès horizontal lines only, with margin.Seyès Paper (French Ruled)French school ruling: 8 mm squares with interlines.Millimetre Graph PaperGraph paper PDF with 1, 5 and 10 mm lines.Grid Paper (Printable)Printable square grid paper PDF in any size.Handwriting Worksheet GeneratorTracing and copying sheets on Seyès or four-line paper.Arabic Handwriting Worksheet GeneratorArabic tracing and copying sheets in Naskh or Ruqʿa.
Health & fitness
13 calculators →Running Calories CalculatorCalories burned running by weight, speed and distance.Walking Calories CalculatorCalories burned walking by weight, time and speed.Sleep CalculatorBest times to sleep or wake up based on sleep cycles.Protein CalculatorHow many grams of protein you need per day.Water Intake CalculatorHow many litres of water you need daily by weight, activity and weather.Macro CalculatorSplit your daily calories into protein, carbs and fat.Calorie Deficit CalculatorWhen you will reach your goal weight with a safe deficit.Daily Calorie CalculatorCalories to maintain, lose or gain weight based on your activity.BMR CalculatorCalories your body burns at complete rest, three formulas.Waist-to-Height Ratio CalculatorA simple indicator of belly fat and health risk.Body Fat CalculatorBody fat percentage with the US Navy tape method.Ideal Weight CalculatorIdeal weight for your height with four medical formulas.BMI CalculatorFind your weight category and the healthy weight range for your height.
Pregnancy & baby
10 calculators →Ovulation Calculator for Irregular CyclesPossible fertile days when your cycle length varies.Ovulation & Fertile Days CalculatorPredicted ovulation day and fertile window for the next three cycles.Postpartum Fertility CalculatorWhen fertility may return after birth and recommended spacing.Baby Growth Percentile Calculator (WHO)Weight, length and head circumference percentiles from birth to 5.Fetal Weight CalculatorEstimated fetal weight from ultrasound with the Hadlock formula.Gestational Age CalculatorGestational age on any date from LMP or an ultrasound.IVF Due Date CalculatorDue date from embryo transfer date (day 3 or day 5).Due Date by Conception DateYour due date if you know the day of conception or ovulation.Pregnancy Week CalculatorWhich week and month of pregnancy you are in today.Pregnancy Due Date CalculatorEstimated due date and how many weeks pregnant you are.
Education & grades
9 calculators →Exam Score & Target Grade CalculatorWhat do I need on the next exam to hit my target?Study Timetable GeneratorA weekly revision timetable that fits subjects into your free time.Grade ConverterConvert a mark to percent, /20, letter grade, mention and GPA.Weighted Grade CalculatorWeighted average for course components or a whole term.Final Grade CalculatorThe final exam score you need to hit your target grade.Moroccan National Exam Average CalculatorNational exam average from subject marks and coefficients.GPA Calculator Out of 4University GPA on 4-point scales (Gulf and US 4.0).GPA Calculator Out of 5University GPA on the 5-point scale used in Saudi universities.GPA CalculatorTerm and cumulative GPA on 4- or 5-point scales.
Math
12 calculators →Triangle & Pythagorean CalculatorSides, angles and area of any triangle, plus Pythagoras.Volume CalculatorVolume of cubes, cylinders, spheres, cones and pyramids in litres.Area CalculatorArea and perimeter of squares, rectangles, triangles, circles and more.Probability CalculatorPermutations, combinations, two-event and binomial probability.Mean, Median & Standard Deviation CalculatorDescriptive statistics: mean, median, mode, variance and more.LCM & GCD CalculatorGreatest common divisor, least common multiple and factorisation.Quadratic Equation SolverSolve ax² + bx + c = 0 with the discriminant, steps and vertex.Square Root CalculatorSquare, cube and nth roots, with simplified radicals.Fraction CalculatorAdd, subtract, multiply and divide fractions with steps.Rule of Three CalculatorFind the unknown in a direct or inverse proportion.Percentage Change CalculatorPercentage increase or decrease between two numbers.Percentage CalculatorPercent of a number, percentage change, and adding or removing a percentage.
Date & time
9 calculators →Unix Timestamp ConverterConvert a Unix timestamp to a date and back.Week Number CalculatorThe ISO week number of any date.Countdown to Any EventHow long until Ramadan, Eid or any date, with a live counter.Time Zone ConverterConvert time between cities and see world clocks now.Business Days CalculatorWorking days between dates with Fri–Sat or Sat–Sun weekends.Add or Subtract Days From a DateThe date a number of days, weeks or months before or after.Date Difference CalculatorDays, weeks, months and years between two dates.Hijri ⇄ Gregorian Date ConverterConvert any date between the Hijri and Gregorian calendars.Age Calculator (Hijri & Gregorian)Your exact age in years, months and days in both calendars.
Home & car
11 calculators →Unit Price Comparison CalculatorWhich pack is really cheaper? Compare price per kg or litre.Bill Split & Tip CalculatorSplit a restaurant bill or shared costs, including the tip.AC BTU CalculatorHow many BTU or tons of cooling your room needs.Electricity Cost CalculatorAppliance consumption in kWh and its monthly cost.Car Ownership Cost CalculatorWhat your car really costs per month and per kilometre.Fuel Consumption CalculatorYour car’s real consumption, and L/100km, km/L and MPG conversion.Fuel Cost CalculatorWhat petrol or diesel will cost for a trip.Wallpaper CalculatorRolls of wallpaper for your room, including pattern repeat.Concrete CalculatorCement bags, sand and gravel for your concrete.Tile CalculatorTiles and boxes needed for a floor or wall, with waste.Paint CalculatorLitres and cans of paint for your room’s walls and ceiling.
Converters
5 calculators →Currency ConverterConvert Arab and world currencies at updated exchange rates.Number Base ConverterConvert between binary, decimal, octal and hexadecimal.Land Area Converter: Hectare, Feddan, Dunamm², hectare, are, feddan, qirat, dunam and acre.Cooking Measurement ConverterConvert cups and spoons to grams by ingredient.Unit ConverterLength, weight, volume, temperature, speed, data, pressure and energy.
Text tools
6 calculators →Markdown PreviewerWrite Markdown, see it live, copy the HTML.Find and ReplaceReplace a word everywhere in your text at once.Text SorterSort lines A–Z, by number or length; remove duplicates.Case ConverterUPPER, lower, Title, camelCase, snake_case and more.Character CounterCharacters with/without spaces, X and SEO limits.Word CounterWords, characters, sentences and reading time.
Random & generators
5 calculators →QR Code GeneratorQR codes for links, Wi-Fi, WhatsApp — PNG & SVG.Username GeneratorUsername ideas for Instagram, games and work.Password GeneratorStrong random passwords with a strength meter.Dice RollerRoll d4 to d100 virtual dice with totals.Random Name PickerDraw a fair winner or split names into teams.
Design & colors
5 calculators →Border Radius GeneratorCSS border-radius for corners and blobs.CSS Box Shadow Generatorbox-shadow and text-shadow with live preview.CSS Gradient GeneratorLinear, radial and conic CSS gradients + PNG.HEX to RGB ConverterHEX, RGB, HSL, CMYK and contrast ratio.Color Palette GeneratorHarmonious palettes from one color, with CSS.
Image tools
8 calculators →Watermark Photos (Batch)Add a text or logo watermark to many photos at once.Meme MakerAdd top and bottom text to your image.Drawing PadDraw with mouse, finger or stylus; save as PNG.Favicon Generatorfavicon.ico, Apple and Android icons in a ZIP.Image to Base64 ConverterImage to Base64 / data URI, and back.Image CompressorShrink JPG, PNG and WebP files in bulk.Image CropperCrop images with preset ratios, rotate and flip.Image ResizerResize images by pixels or percentage.
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