You don’t need to submit your website to search engines because these days submission to search engines happen automatically. However most search engines offer the option to submit your site. If your website has been live on the internet, meaning that it can be accessed if you type the domain name directly into the address bar of the web browser then it is highly likely that it can already be found in Google and Bing.
The Google option to submit your site can be found here: https://www.google.com/webmasters/tools/submit-url
There are many SEO companies offering to submit websites to Google and Bing in return for a fee. You are paying for nothing actually.
Search engines charge no fee to be included in their search results. The only reason you need to pay a search engine is to appear in the paid listings sections of the results (pay per click).
Both Google and Bing recommend that you set up Webmaster accounts with them so that they can communicate with you any problems with or recommendations for your website.
You don’t need to submit your website to search engines because these days submission to search engines happen automatically. However most search engines offer the option to submit your site. If your website has been live on the internet, meaning that it can be accessed if you type the domain name directly into the address bar of the web browser then it is highly likely that it can already be found in Google and Bing.
The Google option to submit your site can be found here: https://www.google.com/webmasters/tools/submit-url