# Calculators

##### Conversion

Check here all conversion you can think of because they are free to use

##### Energy Conversion

##### Length Conversion

##### Power Conversion

##### Temperature Conversion

##### Weight Conversion

##### Voltage Conversion

##### Amps Conversion

##### Watt Conversion

##### Frequency Conversion

## What is Calculator

**Calculator** is a **tool** used to make **mathematical calculations** to get desired result for certain problem. The problem can be adding, substracting, multiplying or dividing as a basic mathematical operations.

### How Calculators Works

Calculator works based on mathematical operations like adding, substracting, multypling and dividing.

## Calculators Types

There are several types of calculators and those are:

- Biology Calculators
- Chemistry Calculators
- Construction Calculators
- Conversion Calculators
- Ecology Calculators
- Finance Calculators
- Food Calculators
- Health Calculators
- Life Calculators
- Math Calculators
- Physics Calculators
- Salary Calculators
- Sales Calculators
- Sports Calculators
- Statistics Calculators
- Other Calculators

## Which Calculator is the Best

The best calculator is the one that gives you desired and accurate result for your mathematical problem.

You have online calculator and offline but you have pshyical calculators which you carry in your pocket or a bag.

The best online calculators are:

**Calculatorsfree.com**- Omnicalculator.com
- Calculator.net
- Desmos.com
- Calculator.com
- online-calculator.com
- Calculatorsoup.com
- Web2.0calc.com
- Theonlinecalculator.com
- Onlinecalculator.guru
- Planetcalc.com
- Calculator-online.net
- Calculator-1.com

### Offline Calculator

You can have mobile or PC version as a offline calculator. Here is a list of them.