Quantcast
274,085 websites

Quantcast is free to use

http://www.quantcast.com/

Quantcast helps advertisers and publishers better understand, find and access targeted audiences in real-time. Marketers use Quantcast to amplify their targeting and reach consumers who look just like their best performing customers with un...

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Yandex Metrics
859,298 websites

Yandex Metrics offers both free and paid options

http://metrika.yandex.ru/

Yandex is an internet technologies company that operates in Russia, CIS and Turkey. It is the largest Russian and fourth-largest world internet search engine. Yandex is an acronym for the phrase Yet Another Indexer. As of March 2013, Yan...

Market Share by Top Websites

1 Yandex Metrics is leading in Top 1M Sites and The Entire Web.

2 Quantcast is leading in Top 10K Sites.

Websites Categories

1 Yandex Metrics has better usage coverage in more websites categories. Including Computers Electronics & Technology, Heavy Industry & Engineering, Vehicles, Arts & Entertainment and 18 other categories.

2 Quantcast is leading in Games and Gambling.

Geography

1 Quantcast is leading in most countries, including United States, United Kingdom, Japan, France and 107 other countries.

2 Yandex Metrics is leading in Russia, Belarus, Ukraine, Kazakhstan and 50 other countries.