Atavist is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Atavist has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, News & Media, Business & Industry and 82 other categories.
ReadZ hasn't got a lead over Atavist in any websites category.
Atavist is leading in most countries, including United States, Germany, Poland, Brazil and 60 other countries.
ReadZ is leading in Bahrain.