comScore Market Share  

/> United States
/> Canada
/> Spain
/> United Kingdom
/> Netherlands
/> Czech Republic
/> Russia
/> Other

How many sites from each region we first detected using comScore at specific date periods in the top 1 million sites.

We know of at least 1,785,275 live websites using comScore.

Total Country Distribution

Distribution of locations of all comScore customers in the top 1 million sites.

Gaining Customers In Top Million sites From
Technology Gained Top 1m Lost Top 1m Net Top 1m
MediaMind
comScore is taking customers from MediaMind.
33,961* 4,198* 29,763*
Nielsen//NetRatings
comScore is taking customers from Nielsen//NetRatings.
29,661* 996* 28,665*
Adometry
comScore is taking customers from Adometry.
29,066* 19* 29,047*
MediaMath
comScore is taking customers from MediaMath.
26,895* 6,453* 20,442*
Moat
comScore is taking customers from Moat.
26,607* 7,519* 19,088*
Losing Customers In Top Million sites To
Technology Gained Top 1m Lost Top 1m Net Top 1m
Google Conversion Tracking
comScore is losing customers to Google Conversion Tracking.
6,418* 15,110* -8,692*
Hotjar
comScore is losing customers to Hotjar.
2,293* 10,387* -8,094*
Gemius PL
comScore is losing customers to Gemius PL.
2,290* 11,696* -9,406*
Twitter Conversion Tracking
comScore is losing customers to Twitter Conversion Tracking.
1,192* 5,377* -4,185*
Google Analytics
comScore is losing customers to Google Analytics.
1,187* 8,897* -7,710*