Spark Studios is leading in Top 100K Sites.
Spark Studios has better usage coverage in more websites categories. Including Arts & Entertainment, Computer & Electronics, Video Games, Games and 16 other categories.
Testnet is leading in Business & Industry, Internet & Telecom, Shopping, Sports and 9 other categories.
Spark Studios is leading in most countries, including United States, Brazil and France.
Testnet is leading in Belgium.