ContentClick is leading in Top 100K Sites and Top 1M Sites.
ContentClick has better usage coverage in more websites categories. Including Arts & Entertainment, People & Society, Sports, News & Media and 80 other categories.
Spark Studios is leading in Gambling, Lottery, Antiques & Collectibles and Graphics & Multimedia Tools.
ContentClick is leading in most countries, including United Kingdom, United States, India, Ireland and 41 other countries.
Spark Studios hasn't got a lead over ContentClick in any country.