Census › Plugin profiles › FluentSMTP
FluentSMTP – WP SMTP Plugin with Amazon SES, SendGrid, Mailgun, Postmark, Cloudflare, toSend, Gmail and Any SMTP
Figures from the Plugin Directory Census · as of 28 Aug 2026
600,000
Active installs, lower bound
Group: 100,000 to 999,999 installs
16
Days since the last release
Group median: 12
4.8
out of 5, from 400 ratings
Group median: 4.7 (10+ ratings)
95.0%
Support threads marked resolved, two months
Group: 68.2%
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What is FluentSMTP and who is behind it?
FluentSMTP is a WordPress plugin in the “Contact and email” field, made by WPManageNinja. It has been listed in the directory since 18 Jan 2021, so for 5 years. WPManageNinja has 9 plugins with at least 10,000 installs in the census. With 600,000 to 699,999 active installs it belongs to the 100,000 to 999,999 installs group; its last release came 16 days before the reference date, and it is tested up to WordPress 7.0.
This is how the author describes the plugin on wordpress.org:
“Free WP Mail SMTP plugin. Fix WordPress email deliverability with Gmail, Amazon SES, SendGrid, Mailgun, Postmark, Cloudflare, Brevo or any SMTP.”
Self-description on wordpress.org, retrieved on 10 Sept 2026
When was FluentSMTP last released?
The last release of FluentSMTP came 16 days before the reference date; the group median is 12 days.
How many installs does FluentSMTP have?
FluentSMTP had 600,000 to 699,999 active installs on the reference date. Within its group, 24 plugins had a higher band and 22 plugins the same band.
The API reports installs only as a lower bound with one significant figure: 600,000 means at least 600,000 and at most 699,999.
Which WordPress version is FluentSMTP tested with?
No directory notice: tested up to WordPress 7.0, while core stood at 7.1 on the reference date. The notice appears once the field falls below 6.9; that applied to 8.0% of the group.
How does FluentSMTP compare with its group?
The group holds 399 listed plugins. 55.6% of them had a more recent last release than FluentSMTP; 5.3% had no release for more than 365 days.
| Figure | FluentSMTP | Group, 399 plugins |
|---|---|---|
| Days since the last release | 16 | median 12 |
| Rating | 4.8 (400) | median 4.7 (10+ ratings) |
| Support threads marked resolved | 95.0% | 68.2% |
| Tested up to | 7.0 | 47.6% on 7.1 |
| Requires PHP | 7.4 | most often 7.4 (41.6%) |
All values on the reference date
| Slug | fluent-smtp |
|---|---|
| Author | WPManageNinja |
| Active installs | 600,000 to 699,999 |
| Last release | 16 days before the reference date |
| Tested up to | WordPress 7.0 · core on the reference date: 7.1 |
| Requires WordPress | 5.5 |
| Requires PHP | 7.4 |
| Rating | 4.8 out of 5 from 400 ratings |
| Support threads, two months | 19 of 20 marked resolved |
| Listed since | 18 Jan 2021 |
| Total downloads | 4,913,411, updates included |
| Tags | amazon-ses, mailgun, sendgrid, smtp, wordpress-mail-smtp |
Tags
| Tag | Plugins with 10,000+ installs and this tag | Rank by installs | Median days since release |
|---|---|---|---|
| amazon-ses | 2 | 1 | 13 |
| mailgun | 2 | 1 | 29 |
| sendgrid | 1 | 1 | 16 |
| smtp | 19 | 2 | 17 |
| wordpress-mail-smtp | 1 | 1 | 16 |
Rank 1 has the highest installation band among plugins with 10,000+ installs and this tag; equal bands share a rank.
Class of 2021
FluentSMTP has been listed since 18 Jan 2021. Of the 84 plugins with 10,000+ installs added in 2021, 100.0% released within the 365 days before the reference date.
Same group, shared tags
Not a recommendation; the same figures for comparison. Alphabetical.
| Plugin | Active installs | Last release | Rating |
|---|---|---|---|
| Check & Log Email | 100,000 to 199,999 | 50 days before the reference date | 4.8 (290) |
| Easy WP SMTP | 500,000 to 599,999 | 16 days before the reference date | 4.6 (707) |
| Email Deliverability | 200,000 to 299,999 | 43 days before the reference date | 2.3 (16) |
| GoSMTP | 500,000 to 599,999 | 17 days before the reference date | 4.3 (10) |
| Post SMTP | 300,000 to 399,999 | 3 days before the reference date | 4.7 (525) |
| SureMail | 200,000 to 299,999 | 8 days before the reference date | 4.8 (23) |
| WP Mail Logging | 300,000 to 399,999 | 190 days before the reference date | 4.7 (365) |
Do you maintain FluentSMTP?
If you maintain FluentSMTP, you can link to this profile, for example from your readme or your website. Both snippets show this badge:
HTML
<a href="https://hafenstudios.com/en/census/plugins/fluent-smtp/"><img src="https://hafenstudios.com/census/plugins/badge-en.svg" alt="FluentSMTP in the Plugin Directory Census 01/2026" width="220" height="40"></a>
Markdown
[](https://hafenstudios.com/en/census/plugins/fluent-smtp/)
The image is loaded from hafenstudios.com; as with every request, our server records the usual access data, which is deleted after 14 days. If you prefer not to, use a plain text link.
A value is wrong? Write to moin@hafenstudios.com; a documented correction leads to a new version.
How to cite
hafenstudios (2026): FluentSMTP – WP SMTP Plugin with Amazon SES, SendGrid, Mailgun, Postmark, Cloudflare, toSend, Gmail and Any SMTP, profile in the Plugin Directory Census 01/2026, reference date 28 Aug 2026. https://hafenstudios.com/en/census/plugins/fluent-smtp/
Source and status
All values come from the full pull of the public wordpress.org API on 28 Aug 2026 (reference time 21:56:30 UTC). The analysis and text on this page are available under CC BY 4.0; the raw values come from the public wordpress.org API and are in the raw data. How the count was made is set out in the method, what the fields do not say under limits. hafenstudios builds WordPress plugins itself, see the conflict of interest. Corrections to moin@hafenstudios.com; a documented correction leads to a new version. From issue 02 this page will also show the change since the previous reference date. Collected and prepared by Horst Wenzel.
Plugin names and trademarks belong to their owners. hafenstudios is not affiliated with the authors named here.
