Ad Spirit is leading in Top 100K Sites and Top 1M Sites.
Ad Spirit has better usage coverage in more websites categories. Including Sports, Business & Industry, Arts & Entertainment, Soccer and 85 other categories.
AfterDownload is leading in Computer Security and Web Hosting.
Ad Spirit is leading in most countries, including Germany, Austria, United States, Switzerland and 19 other countries.
AfterDownload is leading in India, Algeria and Peru.