AdPlan is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
Opentracker has better usage coverage in more websites categories. Including Business & Industry, Shopping, People & Society, Internet & Telecom and 134 other categories.
AdPlan is leading in Arts & Entertainment, Career & Education, Education, Real Estate and 35 other categories.
Opentracker is leading in most countries, including United States, United Kingdom, India, Germany and 102 other countries.
AdPlan is leading in Japan, Taiwan, Luxembourg and Iceland.