Sistrix is a software company founded in 2008 by Johannes Beus, based in Bonn. Its SEO tool of the same name is among the most widely used solutions for visibility and search analysis in the German-speaking market.
The visibility index
Sistrix is best known for its Visibility Index: it measures a domain's organic Google visibility from a representative sample of around one million search queries per country and has become a standard reference in the industry.
Beyond the index, the platform bundles modules for keyword research, backlink and competitive analysis, and technical SEO.