Best SMTP Services for Campaign Genius

Find and compare the best SMTP services for Campaign Genius in 2025

Use the comparison tool below to compare the top SMTP services for Campaign Genius on the market. You can filter results by user reviews, pricing, features, platform, region, support options, integrations, and more.

  • 1
    Ongage Reviews
    Ongage is an email platform for advanced email marketers who want to send high-end campaigns but also understand their audience better. Both developers and non-developers are able to run high-volume campaigns with advanced capabilities on an intuitive dashboard. This gives them full control and allows them to get the job done. Get actionable insights into customer behavior and send data-driven email segments according to intent. Automated real-time emails allow you to create personalized experiences that are based on the actions of your customers. This will help you direct your audience towards your goals. Ongage is a one-stop-deliverability-shop, with system capabilities, reports, and experts that can slice and dice deliverability from every angle. You can sync your CRM, CDP, data warehouse and Ongage to optimize campaigns and make an immediate impact. To send your emails, connect any SMTP relay, MTA or use the built in Ongage SMTP. You can send emails from multiple SMTPs in Ongage or one.
  • 2
    SendGrid Reviews

    SendGrid

    Twilio SendGrid

    $19.95 per month
    8 Ratings
    Partner with the email service trusted by developers and marketers for time-savings, scalability, and delivery expertise. The Twilio SendGrid Email API and proprietary Mail Transfer Agent (MTA), intuitive console, powerful features, and email experts make it easy to ensure all your email gets delivered in seconds and without interruption. Whether you’re sending 100 emails or 100 billion, SendGrid is built to scale, while maximizing inbox placement and protecting your reputation as a trusted sender. Monitor engagement data and optimize deliverability with our Deliverability Insights dashboard. Integrate with our RESTful APIs and SMTP in minutes, with sample code libraries available in 7 languages, interactive docs, templates, and more.
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