In terms of market share, Adestra is clearly lagging behind, losing to EmailBrain in all segments.
EmailBrain has better usage coverage in more websites categories. Including Business & Industry, Adult, Arts & Entertainment, People & Society and 90 other categories.
Adestra is leading in Photography, Cycling & Biking, Equestrian, Weight Loss and 5 other categories.
EmailBrain is leading in most countries, including United States, Japan, Canada, India and 48 other countries.
Adestra is leading in United Kingdom, Central African, Palestinian and Viet Nam.