Interpolls is leading in Top 10K Sites and Top 100K Sites.
Interpolls has better usage coverage in more websites categories. Including People & Society, Arts & Entertainment, News & Media, Adult and 32 other categories.
Spark Studios is leading in Games, Video Games, Gambling, Lottery and 6 other categories.
Interpolls is leading in most countries, including United States, Brazil, United Kingdom, Canada and 10 other countries.
Spark Studios is leading in Germany, Indonesia and Mexico.