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 36 other categories.
OpenX OpenAds is leading in News & Media, Sports, Technology News, Religion & Spirituality and 10 other categories.
IndieClick is leading in most countries, including United States, Russia, Germany, United Kingdom and 22 other countries.
OpenX OpenAds is leading in Saint Vincent, Bangladesh and Cyprus.