14 technologies tracked in this category.
| # | Technology | WebsitesSites | Monthly changeChange | High authority | Share of tracked |
|---|---|---|---|---|---|
| 1 | Mailgun | 355,006 | +555 | 2,382 | 0.78% |
| 2 | Sendgrid | 351,480 | +2,749 | 3,363 | 0.78% |
| 3 | Amazon SES | 291,337 | +4,854 | 5,141 | 0.64% |
| 4 | Mailjet | 161,655 | +582 | 1,358 | 0.36% |
| 5 | Mailmunch | 48,643 | −2 | 64 | 0.11% |
| 6 | LiveIntent | 36,815 | +1,909 | 915 | 0.08% |
| 7 | Zoho Mail | 30,071 | +31 | 180 | 0.07% |
| 8 | SparkPost | 25,172 | +65 | 348 | 0.06% |
| 9 | EmailJS | 7,746 | +66 | 24 | 0.02% |
| 10 | SmtpJS | 2,887 | −42 | 7 | 0.01% |
| 11 | Doppler | 1,907 | −10 | 6 | 0.00% |
| 12 | Mailman | 132 | +4 | 51 | 0.00% |
| 13 | Salesforce Marketing Cloud Email Studio | 29 | −2 | 2 | 0.00% |
| 14 | Knak | 6 | −1 | 0 | 0.00% |
Websites and share count all tracked domains. Monthly change compares the sites observed in the two newest crawl months, a month-scoped measure that differs from the tracked total. High authority counts the technology's sites at Open Page Rank 7 or higher, a tier of about 46,000 domains web-wide.