... without sacrificing quality. I was reluctant to take a subscription to semrush or ahref, due to the very high price. On the other hand, I know that if I want to be serious about my website, a decent SEO tool is a must have. With this mindset, I found Ubersuggest, a tool by Neil Patel, who not only is way cheaper on a monthly basis, but proposes as well lifetime subscription... which I took. No affiliation here, but as far as I have used it, a quite good tool: Ubersuggest: Free Keyword Research Tool - Neil Patel