Browse all 206 free calculators organized by category
Calcule su pago mensual de hipoteca, el interés total y el cronograma de amortización
Calcular how much you need to save for an emergency fund basado en monthly expenses.
See how much su daily small habits (like coffee) cost you over time with compound interest.
Financial Independence, Retire Early. Calcule su 'Freedom Number' basado en the 25x rule.
Calcule su profit or loss from a cryptocurrency trade including fees.
Visualize the power of consistent investing vs lump sum.
Calcular compound interest on investments y savings
Calcular loan payments, interés total, y cronograma de amortización for personal loans
Calcular monthly auto loan payments y interés total for car financing
Calcular future value of investments with regular contributions
Calcular simple interest on loans y investments
Calcular Return on Investment (ROI) percentage
Calcular markup percentage y selling price from cost
Calcular profit margin percentage from cost y selling price
Calcular sales tax amount y total price including tax
Calcular the price per unit from total price y quantity
Calcular the present value of a future amount
Calcular the future value of a present amount
Calcular how long it takes to recover an investment
Calcule su debt-to-income ratio to assess financial health
Calcular Annual Percentage Rate (APR) for loans
Calcular how long it will take to reach su savings goal
Calcular how long it will take to pay off su credit card debt
Calcular loan-to-value (LTV) ratio for mortgages
Calcular how much you need to save for retirement
Calcular tax amount y after-tax income
Calcule su salario neto a partir del salario bruto o su salario bruto a partir del salario neto. Incluye cálculos de impuestos, seguridad social, seguro de desempleo e impuesto de timbre para 2026.
Convert between different currencies using exchange rates
Calcular annuity payments, total payment, y interest
Calcular the break-even point for su business
Calcular bond yield to maturity y current yield
Calcular stock return including price change y dividends
Compare two loans to find the better option
Calcular Net Present Value (NPV) of an investment
Calcular Internal Rate of Return (IRR) of an investment
Generate a detailed cronograma de amortizaciĂłn for su loan
Calcular the Effective Annual Rate (EAR) from nominal interest rate y compounding frequency
Calcular how long it takes for an investment to double using the Rule of 72
Calcular capital gains tax on investment sales
Calcular the future value of money adjusted for inflation
Calcular profit margin y gross margin from revenue y cost
Compare the costs of renting versus buying a home over time.
Estimate su tax deduction using the simplified method for home offices.
Estimate how long it takes for solar panels to pay for themselves.
Calcular the opportunity cost of choosing one investment over another
Calcular car value depreciation over time
Calcule su Índice de Masa Corporal (IMC) para determinar si está en un peso saludable. Incluye IMC Prime, Índice Ponderal y rango de peso saludable.
Calcule su Basal Metabolic Rate (BMR) para determinar how many calories su body burns at rest
Calcule su daily calorie needs basado en su BMR y nivel de actividad
Estimate su body fat percentage using various methods
Calcule su ideal body weight basado en height y gender
Calcular body surface area (BSA) using Du Bois formula
Calcular waist-to-hip ratio to assess health risks
Calcular Total Daily Energy Expenditure (TDEE) basado en BMR y nivel de actividad
Calcular total body water using Watson formula
Calcular daily calorie deficit needed to reach su target weight
Calcular protein, carbs, y fat grams basado en daily calories y percentages
Calcule su target heart rate zones for different training intensities
Calcular daily protein requirements basado en weight, nivel de actividad, y goals
Calcular daily water intake requirements basado en weight y nivel de actividad
Calcular lean body mass y fat mass from total weight y body fat percentage
Estimate su ovulation date y fertile window basado en su menstrual cycle
Calcule su estimated pregnancy due date basado en su last menstrual period
Estimate su blood alcohol content basado en drinks consumed, time elapsed, y body weight
Estimate su safe daily limit of caffeine basado en body weight.
Calcular percentages, percentage change, y percentage of a number
Calcular the percentage change between two values
Calcular the square root of any number
Calcular base raised to the power of exponent
Calcular the average (mean) of a set of numbers
Calcular the factorial of a number (n!)
Calcular the number of permutations P(n, r)
Calcular the number of combinations C(n, r)
Calcular the Greatest Common Divisor (GCD) of two numbers
Calcular the Least Common Multiple (LCM) of two numbers
Calcular mean, variance, y styard deviation of a set of numbers
Calcular what percentage of a number equals another number
Calcular percentage increase or decrease between two values
Calcular y simplify ratios between two numbers
Calcular the area, circumference, y diameter of a circle
Calcular the area, perimeter, y diagonal of a rectangle
Calcular the area y perimeter of a triangle using Heron's formula
Calcular the missing side of a right triangle using Pythagorean theorem
Solve quadratic equations of the form ax² + bx + c = 0
Calcular the percentage difference between two values
Calcular percentage error between actual y theoretical values
Calcular the volume y surface area of a cube
Calcular the volume y surface area of a cylinder
Calcular the volume y surface area of a sphere
Calcular the volume y surface area of a cone
Calcular the area y perimeter of a trapezoid
Calcular the area y perimeter of a parallelogram
Calcular the area y perimeter of a rhombus
Calcular the area y perimeter of a regular hexagon
Calcular the area y perimeter of a regular octagon
Calcular the determinant of a 2x2 matrix
Multiply two 2x2 matrices
Calcular the derivative of a polynomial function
Calcular logarithm with any base, natural log, y log base 10
Calcular sine, cosine, y tangent of an angle
Calcular the median of a set of numbers
Calcular the mode (most frequent value) of a set of numbers
Calcular the integral (antiderivative) of a polynomial function
Calcular the range (difference between max y min) of a set of numbers
Calcular quartiles (Q1, Q2, Q3) y interquartile range (IQR)
Calcular variance, styard deviation, y mean of a set of numbers
Calcular the Z-score (styard score) of a value
Calcular the nth root of a number
Convert numbers to scientific notation format
Calcular the slope of a line from two points
Calcular the distance between two points in 2D space
Calcular the distance between two points in 3D space
Perform operations on complex numbers (add, subtract, multiply, divide)
Calcular the dot product of two 3D vectors
Calcular the cross product of two 3D vectors
Calcular probability using normal distribution
Calcular the probability of winning a lottery.
Calcular confidence intervals for statistical analysis
Calcular posterior probability using Bayes' theorem
Check if a number is prime y find its factors
Calcular y identify significant figures in a number
Generate secure, ryom passwords with customizable length y character options
Encode text to Base64 format for secure data transmission
Decode Base64 encoded text back to original format
Format y beautify messy JSON code with proper indentation
Calcular aspect ratio from width y height dimensions (16:9, 4:3, etc.)
Convert hexadecimal color codes to RGB values
Convert RGB color values to hexadecimal color code
Calcular engagement rate for Instagram, TikTok, or YouTube.
Estimate video file size basado en resolution, duration, y fps.
Estimate potential earnings from the TikTok Creator Fund.
Check if su title y description length are optimal for Google.
Check WCAG compliance for text contrast between foreground y background colors
Calcular how long it will take to download a file basado en file size y internet speed
Convert pixel values to REM units for responsive web design
Calcular password strength y entropy in bits
Calcule el costo de usar modelos de IA como GPT-4, Claude y Gemini basado en tokens de entrada y salida. Compare precios entre diferentes proveedores de IA.
Calcule las dimensiones de pĂxeles, la pĂ©rdida de calidad y los cambios de tamaño de archivo al ampliar imágenes. Compare diferentes mĂ©todos de ampliaciĂłn, incluidas soluciones impulsadas por IA.
Calcular sales commission, deductions, y net profit for e-commerce y marketplace sellers
Calcular VAT (Value Added Tax / KDV) - add or remove VAT from prices
Calcular how inflation affects the purchasing power of su money over time
Calcule su ideal hourly y daily rate basado en expenses, profit goals, y working hours
Calcular the cost of acquiring a new customer basado en marketing y sales spend
Calcule el retorno de la inversión (ROI) y el retorno del gasto publicitario (ROAS) para campañas publicitarias en redes sociales en Meta, Google, TikTok y otras plataformas.
Calcule la tasa de abandono de clientes, la tasa de retención y las proyecciones anuales para empresas basadas en suscripciones. Realice un seguimiento de las métricas de pérdida y retención de clientes.
Calcule su Grade Point Average (GPA) from su grades y credit hours
Calcular the weighted average of a set of values with their corresponding weights
Convert numbers between Binary, Octal, Decimal, y Hexadecimal number systems
Convert numbers to y from scientific notation format
Calcule su fasting y eating windows basado en popular intermittent fasting protocols
Calcular the best bedtime basado en sleep cycles to wake up refreshed
Convert su pet's age to human years for dogs y cats
Calcular the fuel cost for su trip basado en distance, fuel efficiency, y gas price
Convert between common cooking measurements like cups, tablespoons, milliliters, y more
Calcule su typing or reading speed in words per minute
Count sentences, words, characters, y paragraphs in su text
Calcular the required BTU for su Air Conditioner basado en room size.
Estimate how many rolls of wallpaper you need for a room.
Estimate the CO2 emissions for su flight.
Calcular the time difference between two offset zones.
Convert luggage weight between Kilograms (kg) y Pounds (lbs).
Convert between L/100km y MPG (US).
Estimate su life expectancy basado en lifestyle factors. For entertainment only.
Calcular how long it takes to binge-watch a series.
Estimate watering frequency basado en plant type y conditions.
Calcular water collection potential from su roof.
Calcular how many Pomodoro cycles you need to complete a task
Calcular productivity loss from context switching y multitasking
Calcular how long it takes to read a text basado en word count
Calcular daily food requirements for su dog basado en weight, age, y nivel de actividad
Calcular daily water intake requirements for su cat
Calcular aquarium volume y required heater wattage
Calcular baker's percentages for bread recipes
Calcular how much water to add to reduce alcohol content
Calcular pattern repeats y remaining rows for knitting y crochet projects
Calcular tip amount y total bill including tip
Calcule su exact age in years, months, y days
Calcular the difference between two dates in days, weeks, months, y years
Calcular discount amount y final price after discount
Convert between Celsius, Fahrenheit, y Kelvin
Convert between different length units (meters, kilometers, inches, feet, etc.)
Convert between different weight units (kilograms, pounds, ounces, etc.)
Calcular the number of days, weeks, months, y years between two dates
Add or subtract days from a date
Convert between different volume units (liters, gallons, cups, etc.)
Convert between different area units (square meters, acres, hectares, etc.)
Convert between different speed units (km/h, mph, m/s, knots)
Add or subtract time (hours, minutes, seconds)
Generate ryom numbers within a specified range
Convert numbers to words in English
Convert between different time units (seconds, minutes, hours, days, weeks, months, years)
Convert between different energy units (joules, calories, kilowatt-hours, BTU, etc.)
Convert between different power units (watts, kilowatts, horsepower, BTU/hour)
Convert between different pressure units (pascal, bar, psi, atm, torr)
Calcular the number of days until a specific date
Calcular the week number of the year for a given date
Calcular how many days have passed since a specific date
Convert numbers to Roman numerals y vice versa
Convert numbers between different number bases (binary, octal, decimal, hexadecimal)
Calcular electric vehicle charging time basado en battery capacity y charging power
Compare tire sizes y Calcular speedometer error
Convert between horsepower y torque
Calcular the wind chill temperature basado en air temperature y wind speed
Calcular the heat index (feels-like temperature) basado en temperature y humidity
Calcular the dew point temperature basado en air temperature y humidity
Estimate light pollution y star visibility using the Bortle Scale