i-system is leading in Top 100K Sites and Top 1M Sites.
ShopRocket has better usage coverage in more websites categories. Including Arts & Entertainment, Marketing & Advertising, Computer & Electronics, Food & Drink and 30 other categories.
i-system is leading in Shopping, Business & Industry, Clothing, Career & Education and 29 other categories.
ShopRocket is leading in most countries, including United States, United Kingdom, Chile, Israel and 13 other countries.
i-system is leading in Poland, Malaysia, Korea Republic, Argentina and 12 other countries.