PayZen is leading in Top 1M Sites.
PayZen has better usage coverage in more websites categories. Including Business & Industry, Shopping, Travel, Sports and 14 other categories.
Spreedly is leading in Mobile Developers, People & Society, Religion & Spirituality, Car Buying and 4 other categories.
PayZen is leading in most countries, including France, Germany, India, Croatia and 2 other countries.
Spreedly is leading in United States, Spain and Russia.