Humble Widget is leading in Top 100K Sites and Top 1M Sites.
Humble Widget has better usage coverage in more websites categories. Including Games, Video Games, Arts & Entertainment, Business & Industry and 39 other categories.
PayZen is leading in Accommodation & Hotels, Travel, Autos & Vehicles, Health and 4 other categories.
Humble Widget is leading in most countries, including United States, United Kingdom, Brazil, Russia and 40 other countries.
PayZen is leading in France and French Polynesia.