I've spent probably 500 hours inside Semrush over the past 18 months, and I have complicated feelings about it. On one hand, it's helped me identify competitive opportunities that directly generated six figures in organic traffic value. On the other hand, I sometimes want to throw my laptop when I'm clicking through five different menus trying to find a report I used yesterday.
Semrush is the right choice for businesses that treat SEO as a core growth strategy and have someone who will actually use it regularly. If you're running an agency, managing a content team, or competing in moderately competitive search spaces, the investment pays for itself. But if you're just dabbling in SEO or working on low-competition niches, you'll get 80% of the value from tools that cost 50% less.