Market Share by Top Websites

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

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

Websites Categories

1 Unica has better usage coverage in more websites categories. Including Business & Industry, Autos & Vehicles, Car Buying, Health and 113 other categories.

2 Observer is leading in Photography, Programming, Animal Products & Service, File Sharing and one other category.


1 Unica is leading in most countries, including United States, Germany, United Kingdom, Canada and 90 other countries.

2 Observer hasn't got a lead over Unica in any country.