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 API
28,667 websites

Yandex API is free to use

http://api.yandex.com/

Yandex.Maps API. Use Yandex maps for your web site or application. Create custom maps, directions, and geoinformational services.

Market Share by Top Websites

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

2 In terms of market share, Yandex API is clearly lagging behind, losing to Quantcast in all segments.

Websites Categories

1 Quantcast has better usage coverage in more websites categories. Including Arts & Entertainment, Games, Science & Education, Computers Electronics & Technology and 19 other categories.

2 Yandex API is leading in Heavy Industry & Engineering.

Geography

1 Quantcast is leading in most countries, including United States, United Kingdom, Japan, France and 153 other countries.

2 Yandex API is leading in Russia, Ukraine, Belarus, Kazakhstan and 3 other countries.