FastSpring is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
FastSpring has better usage coverage in more websites categories. Including Computer & Electronics, Software, Arts & Entertainment, Business & Industry and 123 other categories.
iStore PL is leading in Shopping, Clothing, Consumer Electronics, Jewelry and 9 other categories.
FastSpring is leading in most countries, including United States, United Kingdom, Germany, India and 109 other countries.
iStore PL is leading in Poland and Jersey.