Calculators
Useful calculators for your purposes
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⚗️Chemistry
Online chemistry calculators: molar mass, moles, reactions, stoichiometry, concentration, dilutions....
📜Construction and Home
Save time and money on your DIY and construction projects. Our free calculators provide precise esti...
📅Date and Time
Free online date and time calculators: days between dates, exact age, business days, countdowns, tim...
📜Finance and Investment
Free finance & investment calculators: ROI, loan & mortgage, compound interest, savings and retireme...
👨🍳Food and Cooking
Free online calculators for your kitchen. Accurately convert measurements, scale recipes, calculate...
🧮Health calculators
Health calculators. Learn a lot about your body and psyche...
📐Mathematics
Save time and improve your math skills. Our accurate calculators provide instant results and explana...
⚖️Physics and Engineering
Physics and engineering calculators online — fast and precise computations: velocity, acceleration, ...
🧷Programming and Web
Online programming and web calculators: code converters, hash generators, text encoders, regex teste...
📦Statistics and Data Analysis
🔄Unit Conversion
Powerful and free unit converters for everyday use. Quickly convert between over 100 units of measur...
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Base 10 to Base 2🔄Decimal to Fraction Converter - Exact or Simplified Results🧮Deck Board Calculator Linear Feet Number of Boards🧮Deck Cost Calculator Material Estimator🧮Deck Footing Calculator Size and Depth🧮Deep Fryer Calculator (Time and temperature)🧮Definite Integral Calculator - Area Under the Curve🧮Degree Of Unsaturation Calculator🧮Degrees of Freedom Calculator🔄Degrees to Gradians Converter🔄Degrees to Radians Converter🔄Degrees to Radians Converter - Deg to Rad🧮Density Calculator🔄Density Converter kg per m3 to g per cm3🧮Deployment Frequency Calculator🩺Depression Screening Tool🧮Derivative Calculator - Symbolic and Numeric Help🧮Determinant Calculator - Fast Matrix Determinants🧮Dew Point Calculator📅Digital Image Resolution Converter DPI to Pixels🧮Dimensional Analysis Calculator🧮Distance Calculator - 2D and 3D Distance🧮Dividend Yield Calculator🧮Division Calculator - Get Quotient and Remainder Fast🧮Dog Age Calculator Convert Dog Years to Human Years🧮Dot Product Calculator - Vector Projection Tool🧮Double Time Calculator Overtime Wage Calculator🧮Double a Recipe Calculator🧮Drag Force Calculator🧮Drywall Calculator Sheets Screws Joint Compound🔄Dyne to Newton Converter🧮Earnings Per Share EPS Calculator🧮Egg Boiling Time Calculator (Soft-boiled hard-boiled)🧮Eigenvalue and Eigenvector Calculator - Find Lambda and Vectors🧮Electric Field Calculator🧮Electrical Wire Size Calculator Amperage Distance🧮Electrochemical Cell EMF Calculator Nernst Equation🧮Ellipse Calculator - Axes Foci Area🧮Energy Consumption Calculator kWh🧮Energy Savings Calculator Windows Insulation HVAC🔄Energy Unit Converter Joules Calories eV🧮Engine Horsepower Calculator🧮Entropy Calculator📐Equation Solver - Linear and Nonlinear Solutions Online🧮Equilibrium Constant Calculator Kc And Kp🧮Equivalent Resistance Calculator🧮Error Function erf Calculator - Fast Approximation🧮Escape Velocity Calculator🧮Espresso Shot Calculator (Coffee-to-water ratio)🧮Estate Tax Calculator🧮Eta Squared Calculator🧮Ethereum Staking Rewards Calculator🧮Excess Reactant Calculator🧮Expected Value Calculator🧮Expected Value Calculator - Weighted Average Tool🧮Exponent Calculator - Powers Roots and Notation Helper🧮Factorial Calculator - n Factorial Fast🧮Factoring Calculator - Factor Polynomials Fast🔄Fahrenheit to Celsius Converter🔄Fahrenheit to Kelvin Converter🧮Faradays Law Calculator Electromagnetic Induction🧮Faradays Law Of Electrolysis Calculator🧮Fat Intake Calculator🔄Feet to Meters Converter🧮Fence Cost Calculator Material Posts Concrete🧮Fence Pickets Calculator🧮Fertility Calculator🧮Fiber Calculator🧮Fibonacci Sequence Calculator - Generate Numbers🧮Fibonacci Sequence Calculator Iterative vs Recursive Performance🧮Financial Independence Retire Early FIRE Calculator🧮Fiscal Year Calculator Accounting Year Tool🧮Flexbox Calculator🧮Floor Area Calculator🧮Flooring Calculator Hardwood Laminate Tile Carpet🧮Flour Substitute Calculator🧮Flow Rate Calculator Volumetric And Mass🔄Flow Rate Converter gallons per minute to liters per second🔄Foot Pound to Newton Meter Converter🔄Force Converter🧮Fourier Series Calculator - Periodic Function Expansion🧮Fraction Calculator - Add Subtract Multiply Divide with Steps🧮Fraction Calculator — Add Subtract Multiply Divide with Steps🔄Fraction to Decimal Converter - Clean and Precise Conversion🧮French Drain Calculator Gravel Pipe Trench Size🧮Frequency Distribution Calculator🔄Fresh Herbs to Dried Converter🧮Friction Calculator🔄Fuel Consumption Converter mpg to L per 100km🧮Function Calculator - Evaluate f of x Instantly🔒Functional Group Analyzer🧮Future Cost Calculator College And Car🧮GPA Calculator - 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Base 16 Math🔄Hexadecimal to Decimal Converter🧮High Yield Savings Account Calculator📐Histogram Maker - Build Quick Charts with SVG🧮Home Equity Loan Calculator🧮Home Insurance Calculator🧮Homebrew Calculator (Brewing calculator)🧮Hosting Cost Calculator for Cloud Services🧮Hourly To Salary Calculator🔄Hours to Days Converter🧮Hydration Calculator (Daily water intake)🧮Hydrolysis Constant Calculator🧮Hyperbola Calculator - Asymptotes and Foci🧮IP Subnet Calculator🧮IRR Internal Rate of Return Calculator - Project Hurdle Rate🧮Image Optimization Calculator WebP vs JPEG vs PNG Savings🧮Image Resolution Calculator for Responsive Images🔄Inch of Mercury to Millibar Converter🧮Inclined Plane Calculator🧮Income Tax Calculator Federal And State🧮Inflation Calculator Future Value Of Money🧮Instant Percentage Calculator🧮Insulation Calculator Batts Rolls Boards🧮Insulin Dose Calculator🧮Internal Rate Of Return IRR Calculator🧮Interquartile Range Calculator🧮Inverse Cosine arccos Calculator - Value to Angle🧮Inverse Sine arcsin Calculator - 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