Post SMTP – Complete Email… vs Kadence WooCommerce Email Designer (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Post SMTP – Complete Email…
400K+ active installs
Free + Premium
Kadence WooCommerce Email Designer
100K+ active installs
Free
Quick Verdict
As of April 2026, Post SMTP – Complete Email… has a higher user rating (4.7/5 from 518 reviews) and leads in active installations (400K+ vs 100K+). Both are free + premium WordPress plugins. Post SMTP – Complete Email… has accumulated 18M+ total downloads while Kadence WooCommerce Email Designer has 2.1M+.
Detailed Comparison
| Metric | Post SMTP – Complete Email… | Kadence WooCommerce Email Designer | |
|---|---|---|---|
| Rating | 4.7/5 | ◄ | 4.5/5 |
| Total Reviews | 518 | ◄ | 142 |
| Active Installs | 400K+ | ◄ | 100K+ |
| Total Downloads | 18M+ | ◄ | 2.1M+ |
| Support Resolution | 81% | N/A | |
| Last Updated | 3 days ago | ◄ | 4 months ago |
| First Released | 2017 | 2018 | |
| Age | 9 years | 8 years | |
| WP Requires | 5.6.0+ | 5.3+ | |
| PHP Requires | 7.0+ | 5.2.4+ | |
| Business Model | Free + Premium | Free | |
| Latest Version | 3.9.1 | 1.5.18 |
Rating Breakdown
Post SMTP – Complete Email…
Kadence WooCommerce Email Designer
Download Trends
Over the past 30 days, Post SMTP – Complete Email… averaged approximately 11,652 daily downloads while Kadence WooCommerce Email Designer averaged 280.
Recent Reviews
Post SMTP – Complete Email… Reviews
Critical and high severity vulnerabilities over and over again
We’ve been using Post SMTP for years. Initially, we started with WP Mail SMTP, but the free version didn’t include logging, while Post SMTP did, and that occasionally came in handy. So we switched to
Great Plugin
Great Plugin easy to config and troubleshoot.
Great Support for the setup of PostSMTP
Aqib was very helpful in setting up PostSMTP on my site. The plug-in is working very well.
Kadence WooCommerce Email Designer Reviews
Was great, not working now
Was one of the best WooCommerce email design plugins available, but it stopped working with the latest WordPress or possibly Elementor. Email sent with the default WooCommerce template, and unable to
Preview doesn’t reflect result
I had high hopes and customisations looked great in preview. Unfortunately the actual emails distributed by this system looked nothing like the preview! There was no header styling and header backgrou
Worked great until it didn’t
Stopped working recently with an update from wordpress or maybe elementor. It’s free, so maybe they don’t update it much. It was good up until now. Have to switch to another.
More Email Worth Comparing
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SureMail – SMTP and Email Logs Plugin with Amazon SES, Postmark, and Other Providers
Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.