httppool is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
httppool has better usage coverage in more websites categories. Including Arts & Entertainment, News & Media, Business & Industry, People & Society and 79 other categories.
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httppool is leading in most countries, including Bulgaria, Serbia, Slovenia, Macedonia and 33 other countries.
Spring Metrics is leading in United States, United Kingdom, Canada, South Africa and 21 other countries.