Market Share by Top Websites

1 Gemius is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.

2 Despite its recent growth, Opentracker is still behind Gemius in all market share segments.

Websites Categories

1 Gemius has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, Internet & Telecom, Business & Industry and 216 other categories.

2 Opentracker is leading in Flowers, Insurance, Credit, Loans & Mortgages, Office Products and 6 other categories.


1 Gemius is leading in most countries, including Poland, Czech Republic, Hungary, Bulgaria and 135 other countries.

2 Opentracker is leading in India, Singapore, Sri Lanka, Barbados and 13 other countries.