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 131 other categories.
AdPlan is leading in Arts & Entertainment, Career & Education, Adult, News & Media and 45 other categories.
Opentracker is leading in most countries, including United States, United Kingdom, India, Germany and 97 other countries.
AdPlan is leading in Japan, Taiwan, Hong Kong, Mozambique and 2 other countries.