AdBuyer.com is leading in Top 100K Sites.
Microsoft adCenter Conversion has better usage coverage in more websites categories. Including Business & Industry, Shopping, Health, Computer & Electronics and 80 other categories.
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Microsoft adCenter Conversion is leading in most countries, including United States, United Kingdom, Canada, France and 25 other countries.
AdBuyer.com is leading in Israel, Italy, Japan, Belarus and 9 other countries.