Adestra is leading in Top 10K Sites, Top 100K Sites and Top 1M Sites.
dotMailer has better usage coverage in more websites categories. Including Business & Industry, Shopping, Travel, Clothing and 96 other categories.
Adestra is leading in Adult, Arts & Entertainment, Music & Audio, News & Media and 37 other categories.
Adestra is leading in most countries, including United States, India, Indonesia, Germany and 60 other countries.
dotMailer is leading in United Kingdom, Australia, Canada, Ireland and 13 other countries.