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PowerReviews is leading in Top 100K Sites, Top 1M Sites and The Entire Web.
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Google Consumer Surveys For Publishers is leading in Top 10K Sites.
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Google Consumer Surveys For Publishers has better usage coverage in more websites categories. Including News & Media, Law & Government, Computers Electronics & Technology, Arts & Entertainment and 8 other categories.
2
PowerReviews is leading in Sports, Lifestyle, Home & Garden, E-commerce & Shopping and 8 other categories.
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PowerReviews is leading in most countries, including United States, Canada, United Kingdom, France and 46 other countries.
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Google Consumer Surveys For Publishers is leading in Brazil, Japan, Spain, Romania and 10 other countries.