Alooma is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Vertster has better usage coverage in more websites categories. Including Computer & Electronics, People & Society, Computer Hardware, Search Engine and 7 other categories.
Alooma is leading in Shopping, Education, Career & Education, Arts & Entertainment and 5 other categories.
Alooma is leading in most countries, including United States, Germany, United Kingdom and Australia.
Vertster is leading in China.