Are you writing you content which can be readable only by PhD scholars? Or by a person with readability level of 5th grade? You will definitely chose the second option to make your content available for a wider range of audience. To increase your content reach, you should make it understandable by people with different age groups. We use Readability Score as a metric for measuring the readability level. In WordPress, we have seen almost all SEO plugins focus on readability score or level. For example, Yoast SEO Plugin, etc. But when we talk about blogger, there is no option to check the readability score or level while writing content. So, in this article, we will discussed various types of readability score and how to calculate these metrics using this readability score checker tool for free.