Market Share by Top Websites

1 WordFly is leading in Top 100K Sites and Top 1M Sites.

2 In terms of market share, Rackspace MailGun is clearly lagging behind, losing to WordFly in all segments.

Websites Categories

1 WordFly has better usage coverage in more websites categories. Including Arts & Entertainment, Performing Arts, Music & Audio, Business & Industry and 33 other categories.

2 Rackspace MailGun is leading in Computer & Electronics, Software, Finance, Construction & Maintenance and 15 other categories.


1 Rackspace MailGun is leading in most countries, including India, Chile, Brazil, Spain and 17 other countries.

2 WordFly is leading in United States, United Kingdom, Australia, Canada and 5 other countries.