APSIS is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
APSIS has better usage coverage in more websites categories. Including Business & Industry, Science, Marketing & Advertising, Social Sciences and 97 other categories.
Soundest is leading in Shopping, Clothing, Home & Garden, Sports and 30 other categories.
Soundest is leading in most countries, including United States, United Kingdom, Lithuania, Australia and 54 other countries.
APSIS is leading in Sweden, Denmark, Norway, Finland and 25 other countries.