SMTPeter

SMTPeter is a cloud-based SMTP gateway and email delivery platform that lets you send, receive and track emails with powerful APIs. It processes and optimizes messages on its mail servers before delivering them to recipient inboxes, offering features like DKIM signing, link and envelope modification, throttling, inline CSS, web-version links, personalization, image hosting, and email archiving. The platform also includes a centralized template store with a drag-and-drop editor and HTML editor for creating personalized emails, plus real-time analytics and notifications.

• Cloud-based SMTP server
• REST API and real-time notifications
• DKIM signing
• Modify links and track clicks
• Modify envelope for better bounce handling
• Email throttling & filtering
• Inline CSS rendering
• Webversion link hosting
• Personalization with recipient data
• Image hosting and reduced email size
• Email archiving and access via dashboard/REST API
• Template store with drag-and-drop editor
• HTML editor for templates
• Detailed analytics, statistics and DMARC reports

• Simplifies complex email deliverability (DKIM, SPF, DMARC) with a reliable cloud platform
• All-in-one solution: sending, tracking, templates, and analytics
• Flexible integration via REST API or SMTP with live feedback
• Centralized template management and easy personalization
• Transparent, scalable pricing with per‑thousand tiers

€50 / month: Send up to 25,000 emails per month; includes 1 IP address and 1 sender domain. Next 25,000 emails: €0.19 per 1,000 Next 950,000 emails: €0.18 per 1,000 Next 5,000,000 emails: €0.14 per 1,000 Next 45,000,000 emails: €0.05 per 1,000 All next: €0.04 per 1,000 Additional sender domains: €10 per domain per month Additional IP addresses: €20 per IP per month Calculate monthly costs using the estimator on the site.