i-system is leading in Top 100K Sites and Top 1M Sites.
i-system has better usage coverage in more websites categories. Including Shopping, Business & Industry, Clothing, Career & Education and 29 other categories.
ShopRocket is leading in Computer & Electronics, Travel, Domain Names & Register, Recreation & Hobbies and 18 other categories.
ShopRocket is leading in most countries, including United States, United Kingdom, Canada, France and 13 other countries.
i-system is leading in Poland, Greece, Germany, Japan and 11 other countries.