You should use Google Search Console for tracking your blog’s performance. You can also try Ubersuggest for keyword research and site audits. Yoast SEO is great for on-page optimization if you're using WordPress. You should consider Moz’s free tools to monitor rankings. You can use SEMrush for competitive analysis and keyword tracking. Ahrefs is another powerful tool for backlink analysis. You should also check out Screaming Frog for detailed site audits. These tools will help you optimize your blog and improve your SEO efforts. Choose the ones that best match your needs and budget.