Sandy McFadden

This is a very simple plugin which requires almost no configuration.
All you need to do is go to the Appearence then Widgets area in the Admin Dashboard. 
Once you are there drag the BMI Calculator widget onto the widget area you would like it added to.
The only two settings are the title and the color. The color is the hex color you would like the results background to be.
A lot of the code was adapted from 
<a href="http://codereview.stackexchange.com/questions/21581/calculating-body-mass-index-bmi" title="Inspiration Code" rel="nofollow ugc">Stack Exchange Thread</a>

Healthy BMI Calculator

Adds a shortcode and widget that will display a simple BMI Calculator on your site. Works with both metric and US style measurements.

Jane Smith

The free Body Mass Index calculator, also known as BMI, computes and classifies BMI for children and adults using data obtained from WHO and CDC. <a href="https://www.calculator.io/bmi-calculator/" rel="nofollow ugc">https://www.calculator.io/bmi-calculator/</a>
<h3>Usage</h3>
Add the BMI Calculator shortcode to your page, post or sidebar:
<pre><code>[calcio_bmi_calculator]
</code></pre>
Add the following code to your template where you would like the BMI Calculator to appear:
<pre><code><?php display_calcio_bmi_calculator(); ?>
</code></pre>

BMI Calculator by Calculator.iO


The BMI Calculator plugin is an effective tool for health and wellness websites. It offers a user-friendly interface for calculating Body Mass Index (BMI), integrating seamlessly into WordPress sites. The plugin is straightforward to install and configure, making it a convenient choice even for those with limited technical expertise. With its clear and accurate BMI calculations, it adds significant value to websites focused on health, fitness, and nutrition. The plugin's responsiveness across various devices also enhances user experience, ensuring accessibility for a wide range of visitors.


Plain simple and free

The free Body Mass Index calculator, also known as BMI, computes and classifies BMI for children and adults using data obtained from WHO and CDC.

Healthy BMI Calculator vs BMI Calculator by Calculator.iO