AcyMailing – Custom headers in emails
Add custom email headers to the sent emails.
Solid choice
AcyMailing is a solid plugin choice in 2026, with a few things worth checking first. It runs on 10+ sites and was last updated 1 week ago, and scores 66/100 on our health check.
- Actively developed — last update 1 week ago
- Tested with the latest WordPress (7.1)
- Small user base (10+ 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 AcyMailing stands todayWordPress.org search rankings
Live position in the plugin search, top 100| Keyword | Position |
|---|---|
| acymailing | #15 |
| headers | >100 |
| newsletter | >100 |
Version adoption
Share of active sites per release.
About AcyMailing – Custom headers in emails
From the official readme · v4.3Description
Requirements
Add custom email headers to the sent emails.
Installation
- In your Admin click on your Plugin then “Add New”
- Search for
Custom headers AcyMailing - Find it, install it, enable it
- You’re done!
Frequently asked questions
How to contact us?
Feel free to do it via this form: https://www.acymailing.com/contact/
Where can I find a documentation?
You can find the complete documentation here: https://docs.acymailing.com/addons/all-cms-add-ons/custom-headers
Changelog
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 AcyMailing alternatives
All acymailing plugins →
FAQ
AcyMailing: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Oct 15, 2026
Is AcyMailing free?
Yes. AcyMailing is free to download and use from the official WordPress.org plugin directory.
Is AcyMailing safe to use in 2026?
AcyMailing is a solid plugin choice in 2026, with a few things worth checking first. It runs on 10+ sites and was last updated 1 week ago, and scores 66/100 on our health check.
How many websites use AcyMailing?
AcyMailing is active on 10+ WordPress websites and has been downloaded 8,467 times since it launched in May 2021. It was downloaded 396 times in the last 30 days.
Does AcyMailing work with WordPress 7.1?
Yes. The developer has tested AcyMailing up to WordPress 7.1.3, the latest release. It requires WordPress a recent version or newer.
When was AcyMailing last updated?
The latest version, 4.3, was released on October 6, 2026 (1 week ago).
Who makes AcyMailing?
AcyMailing is developed and maintained by AcyMailing Newsletter Team.
What are the best alternatives to AcyMailing?
The most popular alternatives to AcyMailing are AcyMailing integration for… (400+ installs), AcyMailing integration for… (200+ installs) and AcyMailing integration for… (30+ installs).
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