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 125 other categories.
AdPlan is leading in Arts & Entertainment, Career & Education, Real Estate, Education and 43 other categories.
Opentracker is leading in most countries, including United States, United Kingdom, India, Germany and 89 other countries.
AdPlan is leading in Japan, Taiwan and Ireland.