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 136 other categories.
AdPlan is leading in Arts & Entertainment, Career & Education, Education, Real Estate and 39 other categories.
Opentracker is leading in most countries, including United States, United Kingdom, India, Russia and 101 other countries.
AdPlan is leading in Japan, Taiwan, Eritrea, Guam and one other country.