Nielsen NetRatings
trend
52,044 websites

Nielsen NetRatings costs money

http://nielsen.com

Nielsen is a leading global provider of information and insights into what consumers watch and buy. Nielsen is a information and measurement company with leading market positions in marketing and consumer information, television and othe...

VS

Piwik
trend
339,133 websites

Piwik offers both free and paid options

http://piwik.org

Piwik is an open source analytics platform currently used by individuals, companies and governments all over the world. With Piwik, your data will always be yours. Learn why Piwik is the right web analytics tool for you below.

Market Share by Top Websites

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

2 Despite its recent growth, Nielsen NetRatings is still behind Piwik in all market share segments.

Websites Categories

1 Piwik has better usage coverage in more websites categories. Including Science & Education, Computers Electronics & Technology, Law & Government, Health and 18 other categories.

2 Nielsen NetRatings is leading in Games and Arts & Entertainment.

Geography

1 Piwik is leading in most countries, including Germany, United States, France, Japan and 159 other countries.

2 Nielsen NetRatings is leading in Virgin Islands, U.S. and Bermuda.