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, Internet & Telecom and 31 other categories.
PayZen is leading in Programming, Autos & Vehicles, Accommodation & Hotels, Travel and 2 other categories.
Humble Widget is leading in most countries, including United States, United Kingdom, Germany, Canada and 32 other countries.
PayZen is leading in France, Belgium, Serbia and French Polynesia.