Market Share by Top Websites

1 dotMailer is leading in Top 100K Sites, Top 1M Sites and The Entire Web.

2 In terms of market share, Retention Science is clearly lagging behind, losing to dotMailer in all segments.

Websites Categories

1 dotMailer has better usage coverage in more websites categories. Including Lifestyle, Home & Garden, E-commerce & Shopping, Sports and 18 other categories.

2 Retention Science hasn't got a lead over dotMailer in any websites category.


1 dotMailer is leading in most countries, including United Kingdom, United States, Australia, Canada and 90 other countries.

2 Retention Science is leading in Serbia.