IndieClick is leading in Top 100K Sites and Top 1M Sites.
IndieClick has better usage coverage in more websites categories. Including Arts & Entertainment, Music & Audio, People & Society, Shopping and 32 other categories.
OpenX OpenAds is leading in Sports, Technology News, Religion & Spirituality, Soccer and 9 other categories.
IndieClick is leading in most countries, including United States, Russia, United Kingdom, Brazil and 19 other countries.
OpenX OpenAds is leading in Bangladesh, Philippines and Kazakhstan.