IAI Shop is leading in Top 100K Sites and Top 1M Sites.
IAI Shop has better usage coverage in more websites categories. Including Shopping, Business & Industry, Clothing, Sports and 106 other categories.
iStore PL is leading in Visual Arts & Design, Gardening, Home & Garden, Medicine and 6 other categories.
IAI Shop is leading in most countries, including Poland, Germany, United Kingdom, Czech Republic and 41 other countries.
iStore PL hasn't got a lead over IAI Shop in any country.