Best Email Testing Tools for WordPress

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Compare the Top Email Testing Tools that integrate with WordPress as of December 2025

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This a list of Email Testing tools that integrate with WordPress. Use the filters on the left to add additional filters for products that have integrations with WordPress. View the products that work with WordPress in the table below.

What are Email Testing Tools for WordPress?

Email testing tools help marketers and developers preview, test, and optimize email campaigns to ensure they display correctly across various email clients, devices, and browsers. They check for rendering issues, broken links, spam score, load times, and accessibility compliance before sending emails to recipients. These tools often provide inbox previews, A/B testing features, and analytics to improve deliverability and engagement rates. By automating quality checks and identifying potential problems early, email testing tools enhance campaign effectiveness and reduce errors. They are essential for businesses aiming to maximize the impact of their email marketing efforts. Compare and read user reviews of the best Email Testing tools for WordPress currently available using the table below. This list is updated regularly.

  • 1
    SendGrid

    SendGrid

    Twilio SendGrid

    Email is the backbone of your customer engagement. The Twilio SendGrid Email API is the email service trusted by developers and marketers for time-savings, scalability, and delivery expertise. Our flexible 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. Monitor engagement data and optimize deliverability with our Deliverability Insights dashboard. Whether you’re sending 100 emails or 100 billion, SendGrid is built to scale. Integrate with our RESTful APIs and SMTP in minutes, with sample code libraries available in 7 languages, interactive docs, templates, and more.
    8 Ratings
    Starting Price: $19.95 per month
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  • 2
    Maileroo

    Maileroo

    Maileroo

    At Maileroo, we provide a powerful platform for both SMTP relay and email marketing. We ensure fast, reliable email sending with real-time tracking of deliveries, clicks, opens, and bounce rates. With our free Email Verification API, dedicated IPs, and DNS Records for sender authentication, we help reduce bounced emails and improve deliverability. Our email marketing platform makes it easy to create and manage campaigns. You can personalize emails, use our drag-and-drop email templates, form builders, and flexible Contacts API. We provide real-time statistics and in-depth analytics to help you optimize your campaigns and boost engagement. We also offer seamless DNS setup, automation tools, multi-sender identities, and efficient contact management. Whether you're a small business or growing enterprise, Maileroo offers budget-friendly pricing and everything you need to scale your email marketing, making it a smart choice for businesses of all sizes.
    Starting Price: $10 per month (25,000 emails)
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  • 3
    Mailgun

    Mailgun

    Sinch

    Mailgun is an email automation solution that is suitable for developers. With Mailgun, users are able to access a complete cloud-based email service for tracking, sending, and receiving emails sent via their applications and websites. Mailgun supports several programming languages including Python, Ruby, PHP, Java, and C#. With Mailgun's tracking feature, users are able to track all emails and reduce the chances of getting spam.
    1 Rating
    Starting Price: $0.01/month/user
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