1
Postmark is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
2
Despite its recent growth, Rackspace MailGun is still behind Postmark in all market share segments.
1
Postmark has better usage coverage in more websites categories. Including Games, Computers Electronics & Technology, Adult, Science & Education and 20 other categories.
2
Rackspace MailGun hasn't got a lead over Postmark in any websites category.
1
Postmark is leading in most countries, including United States, United Kingdom, Canada, Germany and 147 other countries.
2
Rackspace MailGun hasn't got a lead over Postmark in any country.