Prudsys is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Prudsys has better usage coverage in more websites categories. Including Shopping, Clothing, Business & Industry, People & Society and 65 other categories.
Vertster is leading in Computer Hardware, Relationships & Dating, Womens Interests and Computer Security.
Prudsys is leading in most countries, including Germany, Switzerland, Italy, Austria and 44 other countries.
Vertster is leading in Australia.