200 حاسبة
الحاسبة المناسبة، في لحظة
200 حاسبة مجانية للتمويل والرياضيات والبناء والصحة والتعليم والتواريخ — دقيقة ومتوافقة مع الجوال ومشروحة خطوة بخطوة.
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تصفّح حسب الفئة
- حاسبة القرض العقارياحسب القسط الشهري لقرضك العقاري وإجمالي الفوائد وجدول السداد السنوي انطلاقًا من سعر المنزل والدفعة الأولى ومعدل الفائدة ومدة القرض بسهولة ودقة.
- حاسبة الفائدة المركبةاكتشف كيف تنمو مدخراتك مع الفائدة المركبة. احسب القيمة المستقبلية لوديعتك الأولية مع المساهمات الشهرية بأي معدل فائدة وعلى أي مدة زمنية.
- حاسبة العائد على الاستثماراحسب العائد على الاستثمار (ROI) من قيمة استثمارك الأولية وقيمته النهائية، مع صافي الربح والعائد السنوي المكافئ لمقارنة استثماراتك بدقة.
- حاسبة شهادة الإيداعاحسب قيمة استحقاق شهادة الإيداع (CD) والفوائد المكتسبة والعائد السنوي الفعلي (APY) انطلاقًا من مبلغ الإيداع ومعدل الفائدة والمدة وتكرار التركيب.
- حاسبة معدل النسبة السنويةاكتشف معدل النسبة السنوية الحقيقي (APR) للقرض بعد إضافة الرسوم، إلى جانب القسط الشهري وإجمالي التكلفة، وقارن القروض على أساس عادل وواضح.
- 401(k) CalculatorProject your 401(k) balance at retirement from your salary, contribution rate, employer match, and expected return — with a year-by-year growth schedule.
- Roth IRA CalculatorProject the tax-free value of a Roth IRA at retirement and see exactly how much the tax shelter is worth compared with an ordinary taxable account.
- Credit Card Payoff CalculatorFind out how long it takes to clear a credit card balance, how much interest it costs, and what monthly payment would clear it by a chosen date.
- Future Value CalculatorFind what a lump sum and regular deposits will be worth in the future at a given rate of return, and see the split between money paid in and interest earned.
- Sales Tax CalculatorAdd sales tax to a price or work backwards from a tax-inclusive total to find the pre-tax amount and the exact tax paid.
- Tip CalculatorWork out the tip, the total, and each person's share of a restaurant bill — with the option to tip on the pre-tax amount and round the split.
- Salary CalculatorConvert a wage between hourly, daily, weekly, monthly, and annual pay, with unpaid holidays and vacation taken into account.
- Income Tax CalculatorEstimate US federal income tax, Social Security and Medicare, your effective and marginal rates, and take-home pay from your gross salary.
- Loan CalculatorCalculate the monthly payment, total interest, and full amortization for any loan — and see how much an extra monthly payment saves.
- Simple Interest CalculatorCalculate simple interest and the final balance on a principal at a fixed rate over time, and see how it compares with compound interest.
- Savings Goal CalculatorFind the monthly deposit needed to reach a savings target by a set date, given what you've already saved and an expected rate of return.
- Break-Even Point CalculatorFind how many units you must sell to cover your costs, from fixed costs, price per unit, and variable cost per unit — plus the profit at any volume.
- Inflation CalculatorSee how inflation erodes the buying power of money over time: what a sum will be worth in the future, what a basket will cost, and the total loss.
- Retirement CalculatorProject your retirement savings from current balance and monthly contributions, then estimate the yearly income it could safely provide at retirement.
- Net Worth CalculatorAdd up your assets and subtract your debts to find your net worth, with a breakdown of what you own, what you owe, and your debt-to-asset ratio.
- Rent vs Buy CalculatorCompare the total cost of buying a home against renting over the years you'll stay, accounting for the mortgage, upkeep, appreciation, and equity on sale.
- Debt-to-Income Ratio CalculatorCalculate your debt-to-income ratio — the front-end (housing) and back-end (total debt) figures lenders use — and see where you fall against typical approval limits.
- Mortgage Refinance CalculatorCompare your current mortgage with a refinance to find the monthly saving, how many months to break even on closing costs, and the lifetime interest difference.
- Annuity CalculatorTurn a lump sum into a stream of equal payments, or find the lump sum a desired payment needs, using the present value of an annuity at a chosen rate and term.
- Dividend CalculatorCalculate the income and yield from a dividend-paying holding, and project how the income and yield-on-cost grow over time as the dividend increases.
- Auto Loan CalculatorCalculate a car loan's monthly payment and total interest from the price, down payment, trade-in, sales tax, rate, and term — the true cost, not just the payment.
- Amortization CalculatorSee how a loan amortizes: the monthly payment, total interest, and a year-by-year schedule of how each payment splits between interest and principal.
- Emergency Fund CalculatorFind how big your emergency fund should be from your monthly expenses, how much more you need, and how many months of saving it takes to get there.
- Rule of 72 CalculatorEstimate how long money takes to double at a given return using the Rule of 72, or the rate needed to double in a set time, with the exact figure for comparison.
- Overtime Pay CalculatorCalculate gross pay with overtime: regular pay plus time-and-a-half (or any multiplier) on the extra hours, with the effective hourly rate for the week.
- Wage CalculatorConvert pay between hourly, weekly, monthly, and annual, in either direction, using your hours per week and weeks per year — to compare a wage against a salary.
- Margin & Markup CalculatorFrom cost and selling price, find profit, gross margin, and markup — the two percentages, measured against price and against cost, that businesses constantly mix up.
- Present Value CalculatorFind the present value of a future sum — what it's worth today after discounting at a chosen rate — with the total discount and the discount factor.
- Down Payment CalculatorCalculate the down payment on a home from the price and percentage, the loan amount that remains, whether you avoid mortgage insurance, and how long to save.
- CAGR CalculatorCalculate the compound annual growth rate (CAGR) between a starting and ending value over a number of years, with the total return and growth multiple.
- Investment Return CalculatorCalculate the profit and percentage return on a stock or fund trade from the shares, buy and sell prices, trading fees, and dividends received.
- Loan Payoff CalculatorSee how adding extra to your monthly loan payment cuts the payoff time and the total interest, compared against paying the minimum.
- حاسبة النسبة المئويةحاسبة النسبة المئوية تحل أي مسألة نسبة: احسب X% من عدد، أو كم تمثل قيمة من أخرى كنسبة مئوية، أو نسبة التغير بين قيمتين بخطوات بسيطة ودقة عالية.
- حاسبة نسبة الخصماحسب سعر المنتج بعد الخصم فورًا: أدخل السعر الأصلي ونسبة الخصم لمعرفة السعر النهائي ومقدار ما توفره، مع دعم الخصومات المتتالية على السعر المخفض.
- حاسبة المتوسط الحسابياحسب المتوسط الحسابي والوسيط والمجموع وأصغر وأكبر قيمة لأي قائمة أرقام. الصق قيمك مفصولة بفواصل أو مسافات واحصل على النتائج فورًا.
- حاسبة الانحراف المعيارياحسب الانحراف المعياري والتباين والمتوسط الحسابي لأي مجموعة من الأرقام، للعينة أو للمجتمع الإحصائي، مع شرح المعادلة خطوة بخطوة.
- حاسبة النسبةبسّط أي نسبة إلى أبسط صورة أو حل تناسبًا لإيجاد القيمة المجهولة. أدخل A:B لتبسيطها، أو A:B = C:D مع ترك خانة واحدة فارغة للحل بسرعة ودقة.
- حاسبة الخطأ النسبي المئوياحسب الخطأ المئوي بين قيمة تجريبية والقيمة الحقيقية، أو الفرق المئوي بين قياسين، مع عرض خطوات الحساب.
- حاسبة القاسم المشترك الأكبر والمضاعف المشترك الأصغرأوجد القاسم المشترك الأكبر والمضاعف المشترك الأصغر لأي قائمة أعداد، مع التحليل إلى عوامل أولية والقائمة الكاملة للقواسم المشتركة.
- حاسبة المعادلة التربيعيةحلّ أي معادلة من الدرجة الثانية ax² + bx + c = 0 بجذور حقيقية أو مركّبة، واحصل على المميّز والرأس ومحور التماثل والصورة المُحلّلة إلى عوامل.
- حاسبة الكسوراجمع أو اطرح أو اضرب أو اقسم كسرين واحصل على الناتج المبسّط الدقيق، إضافةً إلى صور العدد الكسري والعدد العشري والنسبة المئوية.
- حاسبة الميلأوجد ميل الخط المستقيم بين نقطتين مع معادلة الخط وتقاطعاته والزاوية والطول والنقطة المنتصفة والميل العمودي.
- Probability CalculatorCalculate the probability of two events happening together, either one happening, neither happening, and the chance of at least one success across repeated trials.
- Combinations & Permutations CalculatorCalculate nCr and nPr with and without repetition, plus factorials — and see exactly when order matters and when it does not.
- Statistics CalculatorGet the mean, median, mode, range, variance, standard deviation, and quartiles of a data set in one step, with the working shown.
- Z-Score CalculatorCalculate a z-score from a value, mean, and standard deviation, and convert it to a percentile and tail probabilities on the normal distribution.
- Logarithm CalculatorCalculate the logarithm of a number in any base, plus the natural log (ln) and common log (log₁₀), and go the other way with exponents.
- Percentage Change CalculatorFind the percentage increase or decrease between two numbers, with the exact change, the direction, and the multiplier — and see why a rise then an equal fall doesn't return you home.
- Exponent CalculatorRaise any base to any power — including negative, zero, and fractional exponents — and see the result with the rule that explains what the exponent means.
- Scientific Notation ConverterConvert any number to and from scientific notation, plus engineering notation and E-notation, with the order of magnitude and expanded standard form.
- Prime Number CalculatorCheck whether a number is prime, and get its prime factorization, number of divisors, and the nearest prime numbers above and below it.
- Square Root CalculatorFind the square root or any nth root of a number, with the simplified exact radical form, a perfect-power check, and the negative root for even roots.
- Proportion CalculatorSolve a proportion a/b = c/x for the missing value by cross multiplication, and check whether two ratios are equal — the maths of scaling and conversion.
- Sequence CalculatorFind the nth term and the sum of an arithmetic or geometric sequence from the first term, the common difference or ratio, and the number of terms.
- Modulo CalculatorCompute the remainder (modulo) and quotient of a division, with both the truncated and floored conventions shown so the negative-number cases are unambiguous.
- Rounding CalculatorRound a number to decimal places, significant figures, or the nearest multiple, with round-up and round-down shown alongside the standard rounded result.
- Factorial CalculatorCompute the factorial n! — the product of all integers up to n — with the number of digits and trailing zeros, for any n from 0 to 170.
- Confidence Interval CalculatorCalculate a confidence interval for a mean from the sample mean, standard deviation, and size, with the margin of error and standard error at your chosen confidence level.
- Sample Size CalculatorCalculate the survey sample size needed for a chosen margin of error and confidence level, with a finite-population correction for smaller populations.
- Linear Equation CalculatorFind the equation of a line through two points in slope-intercept form (y = mx + b), with the slope, x- and y-intercepts, and the line's angle.
- System of Equations CalculatorSolve a system of two linear equations in two variables (a₁x + b₁y = c₁, a₂x + b₂y = c₂) using Cramer's rule, with a diagnosis of no or infinite solutions.
- Volume CalculatorCalculate the volume of a cylinder, box, sphere, cone, pyramid, or capsule in any unit, with the formula and every common unit conversion shown.
- Area CalculatorCalculate the area of a rectangle, circle, triangle, trapezoid, ellipse, parallelogram, or regular polygon in any unit — including acres and hectares.
- Surface Area CalculatorCalculate the surface area of a box, cylinder, sphere, cone, or capsule, split into lateral and end areas, with every common unit conversion.
- Triangle CalculatorSolve a triangle from three sides or two sides and the included angle — get every angle, the area, perimeter, heights, and the triangle's classification.
- Pythagorean Theorem CalculatorSolve a right triangle with a² + b² = c²: find the hypotenuse from two legs, or a missing leg from the hypotenuse, with the angles, area, and perimeter.
- Distance Between Two Points CalculatorCalculate the straight-line distance between two points from their coordinates, with the midpoint, slope, and the horizontal and vertical distances.
- Circle CalculatorEnter a circle's radius, diameter, circumference, or area and get all the others, plus π and the exact relationships between them.
- Circle Sector CalculatorCalculate the area, arc length, chord, and perimeter of a circular sector from its radius and central angle, in degrees.
- Regular Polygon CalculatorCalculate the area, perimeter, interior and exterior angles, apothem, and circumradius of a regular polygon from its number of sides and side length.
- Cone CalculatorCalculate the volume, slant height, lateral surface area, and total surface area of a right circular cone from its base radius and height.
- Trapezoid CalculatorCalculate the area, midsegment, and perimeter of a trapezoid from its two parallel sides, height, and the two legs.
- Unit ConverterConvert length, weight, area, volume, speed, time, data, energy, and pressure between every common metric and imperial unit, with exact factors.
- محوّل درجات الحرارةحوّل فوراً بين سلزيوس وفهرنهايت وكلفن ورانكين، مع خطوات الحساب وجدول مرجعي لأهم درجات الحرارة.
- محوّل الأرقام الرومانيةحوّل الأعداد إلى أرقام رومانية والأرقام الرومانية إلى أعداد، مع شرح قواعد الطرح وتفصيل كل رمز.
- Number Base ConverterConvert numbers between binary, octal, decimal, hexadecimal, and any base from 2 to 36, with the repeated-division working shown step by step.
- Download Time CalculatorEstimate how long a download or upload takes from the file size and your connection speed, accounting for the bits-versus-bytes gap.
- Pressure ConverterConvert pressure between psi, bar, kilopascals, atmospheres, mmHg, and inHg — the units used in tyres, weather, diving, and engineering.
- Energy ConverterConvert energy between joules, kilojoules, calories, food Calories, watt-hours, kilowatt-hours, BTU, foot-pounds, and electronvolts.
- Speed ConverterConvert speed between mph, km/h, m/s, ft/s, knots, and Mach — the units of driving, running, sailing, aviation, and physics.
- Ohm's Law CalculatorSolve for voltage, current, resistance, or power from any two known values, with the exact formula used and the full Ohm's law wheel explained.
- Electricity Cost CalculatorWork out what an appliance costs to run per hour, day, month, and year from its wattage, usage hours, and your electricity rate per kWh.
- Dew Point CalculatorCalculate dew point, absolute humidity, and how the air will actually feel from temperature and relative humidity, in Celsius or Fahrenheit.
- Molecular Weight CalculatorCalculate molar mass from any chemical formula, with per-element percent composition and a grams-to-moles conversion.
- Molarity CalculatorCalculate the molarity of a solution from mass, molar mass, and volume — or find the mass of solute needed to make a solution of a target concentration.
- Half-Life CalculatorCalculate how much of a substance remains after any time using exponential decay, from its half-life — plus the decay constant, mean lifetime, and number of half-lives.
- Specific Heat CalculatorFind the heat energy needed to change a substance's temperature with Q = mcΔT, using a built-in table of specific heat capacities or your own value.
- pH CalculatorConvert between hydrogen-ion concentration and pH, with pOH and hydroxide concentration, and see where a solution falls on the acidic–neutral–basic scale.
- Dilution CalculatorWork out how much stock solution and diluent to mix for a target concentration and volume using C₁V₁ = C₂V₂, with the dilution factor and fold dilution.
- Wind Chill CalculatorCalculate the wind chill or 'feels like' temperature from air temperature and wind speed using the official NWS formula, with the frostbite risk it implies.
- Percent Yield CalculatorCalculate the percent yield of a reaction from the actual and theoretical amounts of product — the standard measure of reaction efficiency — in grams or moles.
- Boyle's Law CalculatorApply Boyle's law, P₁V₁ = P₂V₂, to find the new pressure or volume of a fixed amount of gas at constant temperature when the other changes.
- Moles CalculatorConvert between grams, moles, and number of particles using molar mass and Avogadro's number — the core mass-to-moles conversion of chemistry.
- Projectile Motion CalculatorCalculate the range, maximum height, time of flight, and impact speed of a projectile from its launch speed, angle, and height.
- Gravitational Force CalculatorCalculate the gravitational attraction between two masses with Newton's law of universal gravitation, from their masses and the distance between them.
- Kinetic Energy CalculatorCalculate kinetic energy, momentum, mass, or velocity for a moving object — and see why doubling speed quadruples the energy.
- Density CalculatorCalculate density, mass, or volume from the other two, and compare the result against water and common materials to see what would float.
- Wavelength & Frequency CalculatorConvert between wavelength, frequency, and photon energy for light and any wave, using the wave equation and Planck's relation.
- Ideal Gas Law CalculatorSolve the ideal gas law PV = nRT for pressure, volume, moles, or temperature, with pressure and volume in the units you actually use.
- Pendulum CalculatorCalculate the period and frequency of a simple pendulum from its length and gravity — or find the length needed for a given period.
- Force Calculator (F = ma)Solve Newton's second law F = ma for force, mass, or acceleration, with the result in newtons, pounds-force, and as a multiple of gravity.
- Resistor Color Code CalculatorDecode a four-band resistor's colour bands into its resistance and tolerance, with the value range it guarantees — no more squinting at the rainbow.
- Torque CalculatorCalculate torque — the turning effect of a force — from the force, lever-arm length, and angle, using τ = r·F·sin θ, in newton-metres and pound-feet.
- Hooke's Law CalculatorSolve Hooke's law F = k·x for the spring force, spring constant, or displacement, and find the elastic potential energy stored in the spring.
- Momentum CalculatorCalculate linear momentum (p = m·v) from mass and velocity, with the kinetic energy — the conserved quantity behind collisions, recoil, and propulsion.
- Voltage Divider CalculatorCalculate the output voltage of a two-resistor voltage divider from the input voltage and resistor values, with the current drawn and power dissipated.
- Free Fall CalculatorCalculate the fall time, distance, and impact velocity of an object dropped from rest under gravity, from either the height or the fall time (ignoring air resistance).
- Capacitor CalculatorCalculate the charge and stored energy of a capacitor from its capacitance and voltage (Q = CV, E = ½CV²), and the time constant with a resistor.
وزنك وعمرك على الكواكب، وسرعة الإفلات، والمدارات، والسنوات الضوئية، والصواريخ، والثقوب السوداء.
13 حاسبة
- Weight on Other Planets CalculatorFind out how much you would weigh on the Moon, Mars, Jupiter, and every other body in the solar system — your weight scaled by each world's gravity.
- Age on Other Planets CalculatorSee how old you are on Mercury, Mars, Jupiter, and every planet — one planetary year is one orbit of the Sun, and each world takes a different time.
- Escape Velocity CalculatorCalculate the escape velocity of any planet, moon, or star from its mass and radius — the speed needed to leave its gravity behind forever.
- Orbital Period CalculatorCalculate the orbital period and speed of a satellite or planet with Kepler's third law, from the orbit's size and the mass it goes around.
- Light Travel Time & Distance CalculatorConvert any distance into how long light takes to cross it, and light-years into kilometres — the natural way to measure the scale of space.
- Rocket Equation CalculatorWork out a rocket's delta-v from its specific impulse and mass ratio using the Tsiolkovsky equation — and see why spacecraft are mostly fuel.
- Black Hole CalculatorEnter a mass and find a black hole's event horizon (Schwarzschild radius), its Hawking temperature, and how long it would take to evaporate.
- Star Luminosity CalculatorCalculate a star's total luminosity from its radius and surface temperature using the Stefan–Boltzmann law, in watts and multiples of the Sun.
- Telescope Magnification CalculatorCalculate telescope magnification from the focal lengths, plus exit pupil, true field of view, and the minimum and maximum useful magnification for your aperture.
- Moon Phase CalculatorFind the Moon's phase on any date — its age in days, the illuminated fraction, and the dates of the next new and full moons — from the mean lunar cycle.
- Parallax Distance CalculatorConvert a star's parallax angle into its distance in parsecs, light-years, and astronomical units — the geometric method that anchors the cosmic distance ladder.
- Angular Size CalculatorCalculate the angular size (apparent size) of an object from its actual diameter and distance, in degrees, arcminutes, and arcseconds.
- Redshift CalculatorCalculate cosmological redshift z from observed and rest wavelengths, the recession velocity (classical and relativistic), and a Hubble-law distance estimate.
- حاسبة الخرسانةاحسب كمية الخرسانة التي تحتاجها بالياردة المكعبة والقدم المكعب والمتر المكعب، مع عدد أكياس 60 أو 80 رطلاً اللازمة لصب البلاطة الخرسانية بدقة.
- حاسبة الحصىقدّر كمية الحصى أو الحجر المكسر أو الرمل التي تحتاجها بالياردة المكعبة والطن لممر السيارات أو الممشى أو طبقة الأساس بسهولة ودقة.
- حاسبة المساحة بالقدم المربعاحسب مساحة أي غرفة أو سطح على شكل مستطيل أو دائرة أو مثلث بالقدم المربع، مع تحويل النتائج فورًا إلى الياردة المربعة والمتر المربع والبوصة المربعة.
- حاسبة النشارةاحسب كمية النشارة التي تحتاجها بالياردة المكعبة وبأكياس سعة 2 قدم مكعب لتغطية حوض الحديقة عند العمق الذي تختاره بدقة وسهولة.
- حاسبة الأسقفقدّر مساحة السقف وعدد مربعات التسقيف وعدد حزم الألواح المطلوبة انطلاقًا من مساحة قاعدة المبنى وميل السقف بدقة وسهولة.
- Tile CalculatorWork out how many tiles and boxes you need for a floor or wall, including grout lines, a waste allowance for your layout, and the total cost.
- Paint CalculatorWork out how much paint a room needs from its dimensions, number of coats, doors, and windows — with the ceiling, primer, and total cost included.
- Stair CalculatorCalculate riser height, tread depth, stringer length, and total run from your floor-to-floor rise — with code compliance checked as you go.
- Roof Pitch CalculatorConvert roof pitch between rise-per-12, degrees, and percentage grade, and get the rafter length, slope factor, and true roof area.
- Brick CalculatorEstimate how many bricks a wall needs from its dimensions, the brick size, and the mortar joint, with a wastage allowance and bricks-per-square-metre figure.
- Fence CalculatorEstimate the posts, rails, and pickets a fence needs from its length, post spacing, and picket width, with concrete bags for setting the posts.
- Flooring CalculatorWork out how many boxes of flooring a room needs and the total cost from its dimensions, the coverage per box, and a waste allowance for cuts.
- Drywall CalculatorEstimate the drywall sheets, screws, joint tape, and compound a room needs from its wall and ceiling area, with a waste allowance for cuts.
- Wallpaper CalculatorCalculate how many rolls of wallpaper a room needs from its perimeter and height, the roll dimensions, and the pattern repeat that adds waste to every strip.
- BTU CalculatorEstimate the BTUs of heating and cooling a room needs from its area, ceiling height, sun exposure, and occupancy — sizing an air conditioner or heater correctly.
- Deck Board CalculatorEstimate how many deck boards a deck needs from its dimensions, board width, and gap, plus the total linear footage, joist count, and a waste allowance.
- Rebar CalculatorEstimate the reinforcing bar for a concrete slab: bars each way at a chosen grid spacing, total linear footage, grid intersections, and standard bars to buy.
- Wall Framing CalculatorEstimate the studs and plate lumber a wall needs from its length, stud spacing, corners, and openings — the framing material list for a partition or exterior wall.
- Excavation CalculatorCalculate excavation volume in cubic yards from length, width, and depth, plus the loose (swelled) volume to haul away and an approximate weight in tons.
- Board Feet CalculatorCalculate board feet of lumber from thickness, width, length, and quantity — the volume unit hardwood is priced by — with the total cost.
- Baseboard CalculatorCalculate the linear feet of baseboard or trim a room needs from its dimensions, minus doorways, with a waste allowance and the number of standard lengths to buy.
- حاسبة مؤشر كتلة الجسماحسب مؤشر كتلة الجسم (BMI) من الطول والوزن بالوحدات المترية أو الإمبراطورية، وتعرف على تصنيفك وفق منظمة الصحة العالمية ونطاق الوزن الصحي لطولك.
- حاسبة الماكروزاحسب سعراتك الحرارية اليومية وأهداف المغذيات الكبرى من بروتين وكربوهيدرات ودهون انطلاقًا من قياسات جسمك ومستوى نشاطك وهدفك بدقة وسهولة.
- حاسبة البروتينقدّر احتياجك اليومي من البروتين بالغرامات انطلاقًا من وزن جسمك وهدفك من النشاط، معروضًا في صورة نطاق موصى به يناسبك بدقة.
- حاسبة نسبة الدهون في الجسمقدّر نسبة الدهون في جسمك بطريقة الشريط القياسي للبحرية الأمريكية، مع الكتلة الخالية من الدهون وكتلة الدهون وفئة لياقتك البدنية.
- حاسبة معدل الأيض الأساسي (BMR) و(TDEE)احسب معدل الأيض الأساسي وإجمالي حرق السعرات اليومي من الطول والوزن والعمر ومستوى النشاط، مع أهداف للتنشيف وزيادة الكتلة.
- حاسبة وتيرة الجريحوّل بين وتيرة الجري والسرعة والمسافة وزمن السباق، مع أزمنة كل كيلومتر وأزمنة متوقعة لكل المسافات المعتادة.
- Calories Burned CalculatorCalculate calories burned walking, running, cycling, or from 20 other activities using MET values — with the net figure above resting burn.
- BAC CalculatorEstimate blood alcohol concentration with the Widmark formula from drinks, body weight, and time — and understand why the number should never decide whether you drive.
- Period CalculatorPredict your next periods, ovulation date, and fertile window from your last period and average cycle length, with a six-cycle calendar.
- Child Height PredictorPredict a child's adult height from the parents' heights using the mid-parental method, with the expected range and how genetics really works.
- Ideal Weight CalculatorEstimate a healthy body weight from height and sex using the Devine, Robinson, Miller, and Hamwi formulas, alongside the healthy-BMI range.
- Water Intake CalculatorEstimate how much water to drink each day based on your body weight, activity level, and climate — with the amount in cups, litres, and ounces.
- Due Date CalculatorEstimate a pregnancy due date from the last menstrual period or conception date, with the current week, trimester, and key milestones.
- One Rep Max CalculatorEstimate your one-rep max (1RM) from a set of several reps using the Epley, Brzycki, and Lombardi formulas, with a training-percentage table for every rep range.
- Target Heart Rate CalculatorFind your training heart-rate zones from your age, using either a percentage of maximum heart rate or the more personal Karvonen heart-rate-reserve method.
- Body Surface Area CalculatorEstimate body surface area (BSA) from height and weight using the Mosteller, Du Bois, and Haycock formulas — the measure clinicians use to scale drug doses.
- Waist-to-Hip Ratio CalculatorCalculate your waist-to-hip ratio and see the WHO health-risk category for your sex — a measure of where you carry fat that BMI cannot capture.
- Calorie Deficit CalculatorEstimate how long it takes to reach a goal weight at a given daily calorie deficit, with the weekly rate of loss and the total energy that has to come from fat.
- Lean Body Mass CalculatorEstimate lean body mass and body-fat percentage from height and weight using the Boer and James formulas, or directly from a measured body-fat percentage.
- Ovulation CalculatorEstimate your ovulation day and fertile window from the first day of your last period and your cycle length, with the next period and test dates.
- Smoking Cost CalculatorCalculate what smoking costs per day, year, and over decades, plus what that money could grow to if invested instead — the financial case for quitting.
- VO2 Max CalculatorEstimate your VO2 max — the top measure of aerobic fitness — from a 12-minute Cooper run test or from your resting and maximum heart rate, with a fitness rating.
- Steps to Miles CalculatorConvert steps into distance in miles and kilometres and estimate calories burned, using a stride length worked out from your height.
- Waist-to-Height Ratio CalculatorCalculate your waist-to-height ratio and see the health-risk category — a simple central-obesity screen behind the rule 'keep your waist under half your height'.
- Pregnancy Weight Gain CalculatorFind the recommended pregnancy weight-gain range from your pre-pregnancy BMI, plus the expected gain by your current week, based on the Institute of Medicine guidelines.
- Race Time PredictorPredict your finishing time at a new race distance from a known time at another, using Riegel's endurance formula, with the equivalent pace.
- Blood Pressure CalculatorClassify a blood pressure reading into the standard categories (normal, elevated, stage 1 or 2 hypertension, crisis), with pulse pressure and mean arterial pressure.
- Cholesterol Ratio CalculatorCalculate your total-to-HDL and LDL-to-HDL cholesterol ratios and non-HDL cholesterol from a lipid panel — better heart-risk indicators than total cholesterol alone.
- حاسبة المعدل التراكمي GPAاحسب معدلك التراكمي GPA على مقياس 4.0 من الدرجات الحرفية والساعات المعتمدة لعدد يصل إلى 8 مقررات دراسية، مع شرح طريقة الحساب.
- حاسبة درجة الاختبار النهائياحسب الدرجة التي تحتاجها في الاختبار النهائي للوصول إلى درجتك المستهدفة في المقرر، انطلاقًا من درجتك الحالية ووزن الاختبار النهائي في التقييم.
- حاسبة الدرجة المرجّحةاحسب درجتك الإجمالية المرجّحة انطلاقًا من درجات الواجبات والاختبارات القصيرة والامتحانات الفردية وأوزان كل منها بدقة وسهولة.
- Test Grade CalculatorConvert a test score to a percentage, letter grade, and grade points, with an optional curve and a table showing the grade for every number of mistakes.
أدوات عملية للحياة اليومية: تكلفة الوقود، وتحويلات الطبخ، والنوم، وسعر الوحدة، والمزيد.
15 حاسبة
- Fuel Cost CalculatorEstimate the fuel cost of a trip from the distance, your vehicle's fuel economy, and the price of fuel — with round-trip and per-person totals.
- Fuel Economy CalculatorConvert fuel economy between US mpg, UK mpg, litres per 100 km, and km per litre — or work it out from the distance driven and fuel used.
- Cooking Measurement ConverterConvert between cups, tablespoons, teaspoons, millilitres, and more, and read oven temperatures across Celsius, Fahrenheit, and gas mark.
- Sleep CalculatorFind the best times to go to sleep or wake up based on 90-minute sleep cycles, so you wake at the end of a cycle feeling refreshed.
- Unit Price CalculatorCompare two products by price per unit to find the better deal, accounting for pack size and quantity — the bigger package is not always cheaper.
- Speed, Distance & Time CalculatorSolve for speed, distance, or travel time from the other two, mixing miles, kilometres, mph, km/h, and m/s with hours and minutes.
- Aspect Ratio CalculatorResize an image or screen while keeping its aspect ratio, or find the ratio of any width and height — for photos, video, and displays.
- Reading Time CalculatorEstimate how long a text takes to read silently, read aloud, or skim from its word count, plus a handy page-count and reading-speed reference.
- Coffee Ratio CalculatorCalculate how much coffee and water to use for a consistent brew from a ratio like 1:16, working from the water, the coffee, or the number of cups.
- Recipe ScalerScale a recipe up or down between serving sizes: get the multiplier and the converted quantity for any ingredient, plus what to watch when scaling.
- Bill Split CalculatorSplit a restaurant bill with tip evenly among a group, with the per-person share, tip amount, and grand total — and an option to round each share up.
- Dog Age CalculatorConvert your dog's age into human years using a size-adjusted model, with the first two years counting for much more — not the outdated 'times seven' rule.
- PPI / Pixel Density CalculatorCalculate a screen's pixel density (PPI) from its resolution and diagonal size, with the dot pitch, physical dimensions, and total megapixels.
- EV Charging Time CalculatorEstimate how long an electric car takes to charge from one battery percentage to another, based on battery size, charger power, and charging efficiency, plus the cost.
- Height ConverterConvert height between feet-and-inches and centimetres in either direction, with metres and total inches — handling the composite feet-plus-inches format.
- حاسبة العمراحسب عمرك بدقة بالسنوات والأشهر والأيام من تاريخ ميلادك، مع إجمالي الأيام والأسابيع والوقت المتبقي حتى عيد ميلادك القادم.
- حاسبة التاريخاحسب عدد الأيام بين تاريخين، أو أضف واطرح أيامًا وأسابيع وأشهرًا وسنوات من تاريخ معيّن للحصول على تاريخ جديد بدقة وفق التقويم الفعلي.
- حاسبة الوقت المنقضياحسب المدة بين وقت البداية ووقت النهاية بالساعات والدقائق، بما في ذلك المناوبات التي تمتد إلى ما بعد منتصف الليل، مع إمكانية طرح فترة الاستراحة.
- Days From Today CalculatorFind the date a given number of days, weeks, months, or years from today — forward or backward, counting all days or only business days.
- Work Hours CalculatorAdd up a weekly timesheet from clock-in and clock-out times, subtract unpaid breaks, and split the result into regular and overtime pay.
مصممة لتنال ثقتك
حاسبات سريعة ودقيقة لقرارات الحياة اليومية
01
دقيقة ومختبَرة
كل معادلة منفَّذة بكود برمجي حتمي خالص مع اختبارات آلية — ولا يجري أي تقريب إلا عند عرض النتيجة النهائية.
02
شرح وافٍ، لا مجرد حساب
تعرض كل حاسبة المعادلة المستخدمة ومثالًا محلولًا وإجابات عن الأسئلة الشائعة حتى تفهم النتيجة تمامًا.
03
سريعة على أي جهاز
تُحدَّث النتائج فورًا أثناء الكتابة، مع نماذج مصممة للجوال أولًا ودون نوافذ منبثقة تعترض طريقك.
FAQ
أسئلة
هل هذه الحاسبات مجانية؟
نعم، جميع الحاسبات مجانية تمامًا، دون حاجة إلى حساب أو تسجيل.
ما مدى دقة النتائج؟
تستخدم كل حاسبة معادلة حتمية ومختبَرة، وتحتفظ بالدقة الكاملة حتى عرض النتيجة النهائية. وتُعرض المعادلة ومثال محلول في كل صفحة حتى تتمكن من التحقق من الطريقة بنفسك.
هل تحفظون الأرقام التي أُدخلها؟
لا. تُجرى الحسابات بالكامل داخل متصفحك؛ فالقيم التي تكتبها لا تغادر جهازك أبدًا.
ما اللغات المتوفرة؟
المنصة متوفرة بالكامل بالعربية والإنجليزية والإسبانية والفرنسية والبرتغالية، بما في ذلك التخطيط من اليمين إلى اليسار للعربية.
هل تعمل الحاسبات على الهاتف المحمول؟
نعم. صُمّمت كل صفحة للهاتف المحمول أولًا، وتتحدّث النتائج فورًا أثناء الكتابة على أي جهاز.