Calculadora de Volume de Laje de Concreto
Está planejando um projeto de laje de concreto.
Calculadoras Online Gratuitas — Construcción, Salud, Finanzas y Más
49+ calculadoras precisas para concreto, pisos, madera, pintura, impresión 3D, IMC, hipotecas y más. Rápidas, optimizadas para móvil y sin registro.
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Flooring Area Calculator
Installing new flooring.
Board Feet Calculator
Board feet is the standard unit of measurement for lumber — especially hardwoods, specialty woods, and rough-sawn boards.
Paint Coverage Calculator
Determining how much paint to buy is the first step in any interior or exterior painting project.
3D Printing Filament Weight Calculator
Planning a 3D printing project and wondering how much material you'll need.
BMI Calculator - Body Mass Index
The Body Mass Index (BMI) is a simple, widely-used tool to estimate whether a person has a healthy body weight for th…
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Find the right calculator for your project
Concreto
Calcule volumes, custos e quantidades de material para lajes, colunas, baldrames de concreto e muito mais.
10 calculadoras →Pisos
Estime os materiais necessários para projetos de pisos de madeira, azulejos, laminado e vinil.
2 calculadoras →Madeira
Pés de tábua, dimensões de madeira serrada e calculadoras de materiais para projetos de madeira.
1 calculadora →Tinta
Calcule a cobertura da tinta e estime a quantidade necessária para projetos internos e externos.
1 calculadora →Impressão 3D
Estime o consumo de filamento, tempo de impressão e custos para seus projetos de impressão 3D.
1 calculadora →Saúde & Fitness
Calcule IMC, peso ideal, porcentagem de gordura corporal e outras métricas de saúde.
7 calculadoras →Finanças e Hipoteca
Calcule pagamentos de hipoteca, amortização, juros compostos e métricas financeiras.
7 calculadoras →Calculadoras Gerais
Calculadoras cotidianas para porcentagens, gorjetas, descontos e problemas matemáticos comuns.
9 calculadoras →Ferramentas para Desenvolvedores
Conversores de timestamp, conversores de base numérica e outros utilitários úteis para desenvolvedores.
3 calculadoras →Conversão de Unidades
Converta entre unidades métricas e imperiais para peso, comprimento, área, volume e muito mais.
8 calculadoras →All Calculators
Browse our complete collection
Concreto
Calculadora de Volume de Laje de Concreto
Está planejando um projeto de laje de concreto.
Calculadora de Custo de Laje de Concreto
Obter uma estimativa de custo precisa é o primeiro passo crítico para qualquer projeto de laje de concreto.
Calculadora de Sacos de Concreto
O concreto em saco é a escolha preferida para projetos de bricolagem pequenos a médios — desde a instalação de postes…
Calculadora de Coluna de Concreto
Colunas de concreto fornecem suporte estrutural vertical em tudo, desde decks e pátios residenciais até edifícios com…
Calculadora de Baldrame de Concreto
Um baldrame de concreto adequado é a fundação de qualquer estrutura — ele distribui o peso do edifício pelo solo abai…
Gravel Calculator - Volume & Tons Needed
Estimate how much gravel, crushed stone, sand, or topsoil your project needs with our Gravel Calculator.
Brick Calculator - How Many Bricks You Need
Estimate the number of bricks your wall project needs with our Brick Calculator.
Drywall Calculator - Sheets Needed
Estimate how many drywall sheets your room needs with our Drywall Calculator.
Mulch Calculator - Bags & Cubic Yards Needed
Work out how much mulch your garden beds need with our Mulch Calculator.
Roofing Calculator - Squares & Bundles Needed
Estimate the shingles your roof needs with our Roofing Calculator.
Saúde & Fitness
BMI Calculator - Body Mass Index
The Body Mass Index (BMI) is a simple, widely-used tool to estimate whether a person has a healthy body weight for th…
BMR Calculator - Daily Calorie Needs (TDEE)
Knowing how many calories your body burns each day is the foundation of any weight management plan.
Calories Burned Calculator - Exercise MET Values
Find out how many calories you burn during any workout with our Calories Burned Calculator.
Body Fat Calculator - US Navy Method
Estimate your body fat percentage using the US Navy tape method — the same formula used for military fitness standard…
Ideal Weight Calculator - Devine Formula
Estimate your ideal body weight with our Ideal Weight Calculator using the Devine formula — the most widely cited ide…
Water Intake Calculator - Daily Hydration
Find out how much water you should drink each day with our Water Intake Calculator.
Running Pace Calculator - Pace & Speed
Calculate your running pace and speed with our Running Pace Calculator.
Finanças e Hipoteca
Mortgage Calculator - Home Loan
Buying a home is one of the biggest financial decisions you'll ever make.
Deposit Calculator - Savings & Fixed Deposits
Planning to open a savings account, certificate of deposit (CD), or fixed deposit.
Auto Loan Calculator - Car Payment Estimator
Buying a car is likely the second-largest purchase you'll ever make, and getting the loan details right matters enorm…
Sales Tax Calculator - Add or Remove Tax
Add or remove sales tax from any price with our Sales Tax Calculator.
VAT Calculator - Add or Remove VAT
Add or remove VAT from any price with our VAT Calculator — the everyday tool for businesses and shoppers in VAT count…
ROI Calculator - Return on Investment
Measure how hard your money worked with our ROI Calculator.
Retirement Calculator - Savings Projection
See where your retirement savings are heading with our Retirement Calculator.
Calculadoras Gerais
Percentage Calculator
Percentage calculations are everywhere in daily life — from sales discounts and tip amounts to interest rates and tes…
Tip Calculator - Split the Bill
Split the bill with confidence using our Tip Calculator.
Discount Calculator - Sale Price Finder
Shopping a sale and wondering if you're getting a good deal.
Age Calculator - Exact Age in Years, Months, Days
Find out your exact age in years, months, and days with our Age Calculator.
Word Counter - Words, Characters, Sentences
Count words, characters, sentences, and paragraphs instantly with our free Word Counter.
Date Difference Calculator - Days Between Dates
Calculate the exact difference between any two dates with our Date Difference Calculator.
Password Generator - Strong Random Passwords
Create strong, random passwords with our Password Generator.
Case Converter - UPPERCASE, lowercase, Title Case
Convert text case instantly with our Case Converter.
Color Converter - HEX, RGB, HSL
Convert any color between HEX, RGB, and HSL formats with our Color Converter.
Ferramentas para Desenvolvedores
Timestamp Converter - Unix Epoch & Date Time
Working with timestamps is a daily task for developers across all stacks.
Number Base Converter - Binary, Octal, Decimal, Hex
Number base conversion is one of those fundamental skills every developer needs but rarely wants to do by hand.
Image Format Converter — PNG, JPG, WebP
Our Image Format Converter lets you change image file types in seconds — right in your browser.
Conversão de Unidades
Weight Converter - kg, lbs, oz, g
Quickly convert weight units between metric and imperial systems.
Length Converter - m, ft, in, cm, mm, miles
Convert any length or distance between metric and imperial units instantly.
Area Converter - sq m, sq ft, acres, hectares
Convert area measurements between metric and imperial systems with precision.
Volume Converter - liters, gallons, cups, ml
Convert volume measurements across metric and imperial systems, including both US and UK fluid units.
Temperature Converter - Celsius, Fahrenheit, Kelvin
Convert temperature between Celsius, Fahrenheit, and Kelvin in a single step.
Data Size Converter - KB, MB, GB, TB
Convert digital storage and data size units instantly with our Data Size Converter.
Speed Converter - km/h, mph, m/s, knots
Convert speed between the units used worldwide: km/h, mph, meters per second, knots, and feet per second.
Fuel Consumption Converter - L/100km, MPG
Convert fuel consumption between L/100km, US MPG, UK MPG, and km/L with our Fuel Consumption Converter.
Why MateCalc?
MateCalc provides free, accurate online calculators for construction professionals, DIY enthusiasts, homeowners, and health-conscious individuals.
All tools use standard formulas and are reviewed regularly. We support both metric and imperial units.
✓ 100% Free Forever
No trials, no subscriptions, no paywalls.
✓ Professional Accuracy
Formulas reviewed by professionals.
✓ Mobile Friendly
Responsive design on any device.
✓ Privacy First
No account, no personal data.
Frequently Asked Questions
Are these calculators accurate?
Yes. All calculators use standard industry formulas and are regularly reviewed by professionals.
Do I need to sign up or create an account?
No. All calculators are completely free and require no registration.
Can I use these calculators on my phone?
Absolutely. Every calculator is fully mobile-responsive.
What units of measurement are supported?
Most calculators support both metric and imperial units.
How often are these calculators updated?
Our formulas and data are reviewed and updated regularly.
Can I request a specific calculator?
Yes! Contact us and let us know what you need.