1
Postmark is leading in Top 10K Sites, Top 100K Sites, Top 1M Sites and The Entire Web.
2
In terms of market share, ConvertKit is clearly lagging behind, losing to Postmark in all segments.
1
Postmark has better usage coverage in more websites categories. Including Internet & Telecom, Business & Industry, Computer & Electronics, People & Society and 233 other categories.
2
ConvertKit is leading in Guides & Reviews.
1
Postmark is leading in most countries, including United States, United Kingdom, Canada, Australia and 184 other countries.
2
ConvertKit hasn't got a lead over Postmark in any country.