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 132 other categories.
AdPlan is leading in Arts & Entertainment, Career & Education, Marketing & Advertising, Education and 38 other categories.
Opentracker is leading in most countries, including United States, United Kingdom, India, Canada and 105 other countries.
AdPlan is leading in Japan, Taiwan, Korea Republic and Lesotho.