Is it really necessary to add schema?

[yuva12]

Schema is code which is used to put on the website so that a search engine knows what your website is all about.

[amarnathsmm]

schema is not useful for providing information about your website to google but it also allows the use of rich snippets.

[jonathan brown]

Hi,

Schema will help you to enhance your SEO to get better ranking in search engine with rich snippets. Boost your online visibility, and improve local searching for generating more leads...