What is a share of voice (sov)?

A metric that measures a brand's visibility in the market compared to its competitors. In digital marketing, it's often calculated based on organic keyword rankings, paid ad impressions, or social media mentions.

Who uses one?

Marketing teams tracking competitor SEO, pricing, and positioning

What does it cost?

Pricing varies. The cheapest provider in our Top 11 starts around $129.95/mo. See the cheapest providers ranked.

How do I pick one?

Read the full methodology for our 9.4-point scoring framework, then look at the canonical Semrush vs Ahrefs vs Similarweb: 11 Best Competitor Analysis Tools 2026. If you want a slice of the ranking by price, fit, or compliance, jump to: cheapest · highest-rated · fastest onboarding.

Source: Top 11 Semrush vs Ahrefs vs Similarweb: 11 Best Competitor Analysis Tools 2026, verified June 20, 2026.