As of October 11, 2026, WordPress.com Mail is used by 44,574 websites in the TechLeads index: 0.37% of all Email detections, the 25th most-used of 133 Email technologies.
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Citation
TechLeads. "WordPress.com Mail Customers and Market Share." Data as of October 11, 2026. https://techleads.fyi/technology/wordpress-com-mail/market-shareHTML link
<a href="https://techleads.fyi/technology/wordpress-com-mail/market-share">WordPress.com Mail market share (TechLeads data)</a>Websites using each technology in the TechLeads index, and its share of all Email detections.
| # | Technology | Websites | Share |
|---|---|---|---|
| 1 | Google Workspace | 3,285,037 | 26.2% |
| 2 | Microsoft 365 | 2,730,796 | 21.8% |
| 3 | Hostinger Mail | 950,063 | 7.6% |
| 4 | MailChimp | 822,558 | 6.6% |
| 5 | IONOS Mail | 692,317 | 5.5% |
| 6 | Mailgun | 667,231 | 5.3% |
| 7 | Amazon SES |
See all 44,574 websites using WordPress.com Mail or download the full list as a CSV for $29.
TechLeads scans public websites and detects WordPress.com Mail from signals in the page HTML, scripts, cookies, HTTP headers and DNS records. Market share is WordPress.com Mail's website count divided by the website counts of all Email technologies we track; a site using two Email tools counts for both. Counts were last refreshed on October 11, 2026 and update daily.
| 635,989 |
| 5.1% |
| 8 | Sendgrid | 522,202 | 4.2% |
| 9 | Yandex Mail | 196,288 | 1.6% |
| 10 | Sendinblue | 190,790 | 1.5% |
| 11 | MailJet | 183,847 | 1.5% |
| 12 | Lolipop Mail | 136,864 | 1.1% |
| 13 | ActiveCampaign | 131,611 | 1.1% |
| 14 | DMARC None | 104,666 | 0.84% |
| 15 | Creativ.eMail | 103,254 | 0.82% |
| 16 | Jimdo Mail | 98,003 | 0.78% |
| 17 | MailerLite | 89,908 | 0.72% |
| 18 | SparkPost | 82,518 | 0.66% |
| 19 | ZXCS | 76,660 | 0.61% |
| 20 | LiveIntent | 72,732 | 0.58% |
| 21 | WordPress.com Mail | 44,574 | 0.37% |
Rows link to each competitor's market share page where one exists. The table lists the 21 most-used technologies; ranks are by website count.