What are the best tools for the SEO analysis?

Seolyzer

Google Search Console, Ahrefs

Google analytics, google trends, google search console, SEMrush, Ahrefs

Google Search Console, Ahrefs

Tools just give hints. Hire a SEO professional if you want serious analysis.

I've found SE Ranking to be extremely powerful on the free tier. You get a few free searches/month. Definitely worth checking out https://online.seranking.com/res...

Google Analytics is a free and powerful tool that helps you track website traffic, user behavior, and key performance indicators. It's essential for understanding how users interact with your site.