1
ProProfs is leading in Top 1M Sites and The Entire Web.
2
Riddle is leading in Top 10K Sites and Top 100K Sites.
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ProProfs has better usage coverage in more websites categories. Including Science & Education, Computers Electronics & Technology, Arts & Entertainment, Health and 16 other categories.
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Riddle is leading in Sports, Finance, Home & Garden and E-commerce & Shopping.
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ProProfs is leading in most countries, including United States, India, Canada, Indonesia and 86 other countries.
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Riddle is leading in Germany, Finland, Austria, Denmark and 8 other countries.