1World Online is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
1World Online has better usage coverage in more websites categories. Including News & Media, Arts & Entertainment, Shopping, Health and 35 other categories.
Interact is leading in Beauty & Fitness, Beauty, People & Society, Internet & Telecom and 13 other categories.
1World Online is leading in most countries, including United States, India, Mexico, Ukraine and 11 other countries.
Interact is leading in Spain, Slovakia, Philippines, Belgium and 7 other countries.