Market Share by Top Websites

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

2 In terms of market share, Optimost is clearly lagging behind, losing to TNS in all segments.

Websites Categories

1 TNS has better usage coverage in more websites categories. Including People & Society, Business & Industry, Arts & Entertainment, Internet & Telecom and 177 other categories.

2 Optimost is leading in Insurance, Car Rentals, Office Products and Dentistry.


1 TNS is leading in most countries, including Russia, Ukraine, United States, Norway and 147 other countries.

2 Optimost hasn't got a lead over TNS in any country.