Improve Email Spam Score – Improves forms phpmail spam score
This plugin adds a email return-path and envelope-from address to the wp_mail () function. Which reduces the spam score sent from your website form.
Solid choice
Improve Email Spam Score is a solid plugin choice in 2026, with a few things worth checking first. It runs on 200+ sites and was last updated 1 month ago, and scores 65/100 on our health check.
- Tested with the latest WordPress (7.1)
- Small user base (200+ active installs)
- Very few reviews so far
How does it stack up?
Side-by-side on installs, updates, ratings & support
Daily downloads
Download spikes usually follow a new release — each site that auto-updates counts as a download.
Rankings
Where Improve Email Spam Score stands todayWordPress.org search rankings
Live position in the plugin search, top 100| Keyword | Position |
|---|---|
| >100 | |
| envelope sender | #2 |
| phpmail | #3 |
| phpmailer | #25 |
Version adoption
Share of active sites per release.
About Improve Email Spam Score
From the official readme · v1.3Description
This plugin adds a email return-path and envelope-from address to the wp_mail () function. Which reduces the spam score sent from your website form.
Installation
Either using the dashboard ‘Add Plugin’ feature to find, install and activate the plugin, or
1. Download and unzip the plugin
2. Upload the entire contents of improve-email-spam-score to the /wp-contents/plugins directory.
3. Activate the plugin through the Plugins menu
Changelog
1.0
- First Release
1.1
- Minor changes
1.2
Fixed PHP error
1.3
Added fallback if no e-mail set in plugin settings.
Screenshots
For developers
Is this your plugin? Show off the numbers.
Add a live badge to your site, docs or GitHub README. It updates on its own — no account needed.
Best Improve Email Spam Score alternatives
All email plugins →
FAQ
Improve Email Spam Score: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Oct 17, 2026
Is Improve Email Spam Score free?
Yes. Improve Email Spam Score is free to download and use from the official WordPress.org plugin directory.
Is Improve Email Spam Score safe to use in 2026?
Improve Email Spam Score is a solid plugin choice in 2026, with a few things worth checking first. It runs on 200+ sites and was last updated 1 month ago, and scores 65/100 on our health check.
How many websites use Improve Email Spam Score?
Improve Email Spam Score is active on 200+ WordPress websites and has been downloaded 1,864 times since it launched in October 2024. It was downloaded 126 times in the last 30 days.
Does Improve Email Spam Score work with WordPress 7.1?
Yes. The developer has tested Improve Email Spam Score up to WordPress 7.1.3, the latest release. It requires WordPress 5.5 or newer.
What PHP version does Improve Email Spam Score need?
Improve Email Spam Score requires PHP 5.6 or higher. Most hosts run PHP 8.x today, so it works on any modern WordPress hosting.
When was Improve Email Spam Score last updated?
The latest version, 1.3, was released on September 10, 2026 (1 month ago).
Who makes Improve Email Spam Score?
Improve Email Spam Score is developed and maintained by Teet Bergmann.
What are the best alternatives to Improve Email Spam Score?
The most popular alternatives to Improve Email Spam Score are WP Mail SMTP by WPForms (4M+ installs), MC4WP: Mailchimp for WordPr… (1M+ installs) and Easy WP SMTP (500K+ installs).
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