Amazon Webstore is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Amazon Webstore has better usage coverage in more websites categories. Including Shopping, Business & Industry, General Merchandise, Arts & Entertainment and 54 other categories.
Arastta is leading in Philanthropy, Chats & Forums, Online Marketing, Music and one other category.
Amazon Webstore is leading in most countries, including United States, Japan, Germany, India and 30 other countries.
Arastta is leading in Turkey, Norway, Bolivia and Serbia.