Alooma is leading in Top 10K Sites and Top 100K Sites.
Vertster has better usage coverage in more websites categories. Including People & Society, Computer & Electronics, Computer Hardware, Health and 10 other categories.
Alooma is leading in TV & Video, Online Marketing, Telecommunications and Arts & Entertainment.
Vertster is leading in most countries, including Australia, Slovenia and Brazil.
Alooma is leading in United States and Canada.