Free Online Calculators

From BMI to loans, tips to age — instant calculations at your fingertips.

367 Calculators 16 Categories 100% Free

Categories

Business & Retail

37 Calculators

Chemistry & Biology

6 Calculators

Construction & Home

36 Calculators

Cooking & Nutrition

2 Calculators

Date & Time

6 Calculators

Education & Learning

3 Calculators

Electrical & Electronics

8 Calculators

Financial Calculators

82 Calculators

Health & Fitness

80 Calculators

Math Calculators

25 Calculators

Science & Engineering

45 Calculators

Sports & Performance

9 Calculators

Statistics & Probability

11 Calculators

Text Tools

3 Calculators

Travel & Geography

12 Calculators

Unit Converters

2 Calculators

Trending

View all →

Solution Dilution Calculator

#1

Calculates the required volume of stock solution (V1) using the dilution formula C1V1 = C2V2.

Chemistry & Biology 4 variants

Boiling Point Elevation Calculator

Calculates the boiling point elevation (ΔTb) of a solution using the formula ΔTb = i × Kb × m.

Chemistry & Biology 4 variants

Rectangular Prism Surface Area Calculator

Calculate the total surface area of a rectangular prism using its length, width, and height.

Math Calculators 4 variants

Power Factor Calculator

Calculates the electrical power factor of a system using real power, voltage, and current.

Electrical & Electronics 4 variants

Batting Average Calculator

Calculate a baseball or softball player's batting average.

Sports & Performance 5 variants

Population Density Calculator

Calculate the population density of a region based on total population and total land area.

Statistics & Probability 4 variants
All Tools Calculators Converters Generators Makers Checkers

All Calculators

367 total
Quadratic Equation Solver Solves quadratic equations of the form ax² + bx + c = 0.
Math Calculators
EN
SIP Mutual Fund Calculator Calculate the future value of your SIP mutual fund investments based on monthly...
Financial Calculators
EN
Mutual Fund Returns Calculator Calculate the future value of a mutual fund investment using prefixed CAGR rates...
Financial Calculators
EN
Temperature Unit Converter Convert between Celsius, Fahrenheit, and Kelvin
Unit Converters
EN
Currency Converter Convert an amount from one currency to another using fixed exchange rates.
Unit Converters
EN
Time Duration Calculator Calculates the duration between two datetime values in various units.
Date & Time
EN
Area Calculator Calculate the area of circles, rectangles, and triangles instantly. Enter your m...
Math Calculators
EN
Speed Distance Time Calculator Calculate speed, distance, or time given the other two values using the formula:...
Math Calculators
EN
Value Given Percent Calculator Calculate the value given a percentage of a total.
Math Calculators
EN
Running Pace Calculator Calculate running pace (min/km)
Health & Fitness
EN
Lean Body Mass Calculator Calculate lean body mass using Boer formula
Health & Fitness
EN
VO2 Max Calculator Estimate VO2 Max from running performance
Health & Fitness
EN