AddEvent is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
RegOnline has better usage coverage in more websites categories. Including Business & Industry, People & Society, Career & Education, Health and 89 other categories.
AddEvent is leading in Arts & Entertainment, Music & Audio, Travel, Marketing & Advertising and 60 other categories.
AddEvent is leading in most countries, including United Kingdom, Australia, Canada, France and 56 other countries.
RegOnline is leading in United States, India, Japan, China and 45 other countries.