Federated Media
248 websites

Federated Media offers both free and paid options

http://federatedmedia.net

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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

1 GroupM Server is leading in Top 10K Sites.

2 Federated Media is leading in Top 100K Sites and Top 1M Sites.

Websites Categories

1 Federated Media has better usage coverage in more websites categories. Including Food & Drink, Lifestyle, Arts & Entertainment, Games and 13 other categories.

2 GroupM Server is leading in Computers Electronics & Technology.

Geography

1 Federated Media is leading in most countries, including United States, India, United Kingdom, Canada and 26 other countries.

2 GroupM Server is leading in Poland, Germany, Denmark, Spain and 7 other countries.