PayZen is leading in Top 1M Sites.
PayZen has better usage coverage in more websites categories. Including Business & Industry, Internet & Telecom, Travel, Shopping and 14 other categories.
Quaderno is leading in Arts & Entertainment, Computer & Electronics, Visual Arts & Design, Software and 6 other categories.
Quaderno is leading in most countries, including Germany, United States, Spain, Belgium and 12 other countries.
PayZen is leading in France, French Polynesia, India, Switzerland and 3 other countries.