C3 Metrics
227 websites

C3 Metrics costs money

http://www.c3metrics.com

C3 Metrics’ Intellectual Property and SaaS platform solves difficult problems in a changing market. C3 Metrics’ IP is the first of its kind to detect viewable impressions through cross-domain iFrames while seamlessly connected to the mos...

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GroupM Server
91 websites

GroupM Server is free to use

http://www.groupm.com/

Ghostery Analysis of GroupM Server. See which sites GroupM Server was found on and learn what GroupM is doing with your data.

Market Share by Top Websites

2 C3 Metrics is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.

Websites Categories

1 C3 Metrics has better usage coverage in more websites categories. Including Finance, Food & Drink, Games, Travel & Tourism and 13 other categories.

2 GroupM Server is leading in Computers Electronics & Technology, Vehicles and News & Media.

Geography

1 C3 Metrics is leading in most countries, including United States, Canada, Brazil, India and 15 other countries.

2 GroupM Server is leading in Poland, Germany, France, Denmark and 12 other countries.