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 84 other categories.
Spark Studios is leading in Antiques & Collectibles and Graphics & Multimedia Tools.
ContentClick is leading in most countries, including United Kingdom, United States, India, Canada and 41 other countries.
Spark Studios is leading in France, Colombia and Indonesia.