The best website builders for SEO are Wix, GoDaddy, Weebly, WordPress, and Jimbo. All of them have pros and cons. My advice is to read the reviews, compare them, and then make the right choice. I personally find one on https://www.webbuildersguide.com/website-builder-articles/builders-for-seo/ to be really helpful.
98,443 questions
94,756 answers
1,270 comments
6,992,496 users