Be2bill is leading in Top 1M Sites.
Be2bill has better usage coverage in more websites categories. Including Shopping, Business & Industry, Clothing, Arts & Entertainment and 15 other categories.
UpClick is leading in Computer & Electronics, Software, Web Hosting, Construction & Maintenance and 3 other categories.
UpClick is leading in most countries, including United States, Germany, Brazil, Canada and 2 other countries.
Be2bill is leading in France, Argentina, Russia and Viet Nam.