comScore ScorecardResearch
741,333 websites

comScore ScorecardResearch is free to use

http://www.fullcirclestudies.com/scorecardresearch.aspx

ScorecardResearch is service of Full Circle Studies, Inc., is part of the comScore, Inc. market research community, a leading global market research effort that studies and reports on Internet trends and behavior. Here are all the websit...

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DoubleClick Floodlight
213,244 websites

DoubleClick Floodlight is free to use

http://www.google.com/doubleclick/

Floodlight is an optional feature in DFA that allows advertisers to capture and report on the actions of users who visit their website after viewing or clicking on one of the advertiser's ads. For the implementation of Floodlight, Floodligh...

Market Share by Top Websites

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

2 In terms of market share, DoubleClick Floodlight is clearly lagging behind, losing to comScore ScorecardResearch in all segments.

Websites Categories

1 comScore ScorecardResearch has better usage coverage in more websites categories. Including Arts & Entertainment, Games, Adult, Lifestyle and 14 other categories.

2 DoubleClick Floodlight is leading in Computers Electronics & Technology, Vehicles, Finance, Business & Consumer Services and 2 other categories.

Geography

1 comScore ScorecardResearch is leading in most countries, including United States, Russia, France, Canada and 153 other countries.

2 DoubleClick Floodlight is leading in Japan, New Zealand, Hungary, Uzbekistan and 3 other countries.