If you are a developer and you are wondering about the 3 most useful Metric System APIs, this is the right place for you. We will go over why this system is so useful and we are also going to recommend the best 3 APIs, so keep reading!

The metric system is a system of measurement that was developed that was developed in France during the French Revolution, in the 18th century. IIt is used in most countries around the world. The metric system is based on seven base units: length (meter), mass (kilogram), volume (liter), temperature (kelvin), time (second), electric current (ampere), and amount of substance (mole). These units can be combined to create other units of measurement. For example, you can combine length and mass to create density.

Tape in female hands on gray wall

The metric system is based on the decimal system, which means that all units are multiples of 10. For example, there are 10 cm in 1 m and 1000 g in 1 kg. The metric system is used in science and engineering because it is easy to use and understand. It is also consistent and logical, which makes it easy to remember and convert between units.

Most Useful Metric System APIs

As there are many APIs out there, we are here to recommend only the best ones. Keep reading and find out more about them.

1- Measurement Unit Conversion API

This API will allow you to convert any unit you want to the one that you desire and be able to programmatically convert any unit. It is fast and  simple, as well as reliable.  This API provides all the supported units of measurement in one endpoint. With that information, you will be able to convert from any unit to the ones that you want. Simple as that.

To make use of it, you must first:
1- Go to Measurement Unit Conversion API and simply click on the button “Subscribe for free” to start using the API.
2- After signing up in Zyla API Hub, you’ll be given your personal API key. Using this one-of-a-kind combination of numbers and letters, you’ll be able to use, connect, and manage APIs!
3- Employ the different API endpoints depending on what you are looking for.
4- Once you meet your needed endpoint, make the API call by pressing the button “run” and see the results on your screen.

2- Calculator.net

Calculator.net is an online service that allows you to convert between the most commonly used units. It is very easy to use tool since you just select the current unit in the left column, and the desired unit in the right column. Then, you must enter a value in the left column to receive the conversion.

This tool’s goals are: to provide a fundamental understanding of the systems currently in use and how they interact; as well as to facilitate conversion between the many units of measurement used by the various systems from all around the world.

3- Measurement Unit Converter API

Measurement Unit Converter API is another widely used tool. This one enables straightforward measurement unit translation with just one API call. It utilizes cutting-edge technology to access measuring unit data fast. This tool is currently accessible through the RapidAPI website.

With the help of Measurement Unit Converter API unit conversion can be done quickly and accurately. Thus, it eliminates the necessity to manually produce every conversion! Additionally, this API offers a list of conversions for every standard unit of measurement, including length, weight, temperature, and a wide range of others.