Surbma vs FluentSMTP

Head-to-head on the signals that matter, from the public WordPress.org data.

FluentSMTP is the only plugin here with enough reviews to score.

Surbma

by Surbma

Health D44

FluentSMTP

by WPManageNinja

Health A98

Active-install trajectory

SurbmaFluentSMTP

Active installs, each indexed to 100 at the start of the window. A line above 100 is growing its install base, below 100 is shrinking.

Metric	Surbma	FluentSMTP
Active installs Modeled from the public "N+" band and recent downloads.	20–30	700K–800K ✓
Active installs, change over ~6 months Compares the public install bands. One band step shows as the band change, not a percentage.	Stable	+40% ✓
Overall health	—	A · 98 ✓
Maintenance How recently the plugin was updated.	9/100	100/100 ✓
Rating quality Volume-adjusted review quality.	—	96/100 ✓
Support Share of forum threads marked resolved.	—	97/100 ✓
Rating (weighted for review count)	—	4.8★ ✓
Reviews	0	412 ✓
Ranking optimization How well the listing is tuned to rank on wp.org.	51/100	98/100 ✓
Removal risk Maintenance signals that precede a wp.org closure. Not an official status.	Elevated	Low ✓
Last updated	2.9y ago	yesterday ✓
Downloads, last 30d	49	294K ✓
Download momentum, last 30d vs prior 30d Dips that follow a release spike are normal: wp.org counts every update as a download, so the weeks after a release run lower.	-6%	-40%
Install conversion Active installs over lifetime downloads. Downloads include every update, so older and more frequently released plugins read lower.	0.8%	12% ✓
Category	Email & Marketing	Email & Marketing

✓ marks the stronger plugin on each row. Rows where they're level show no marker.

Release activity

SurbmaFluentSMTP

7-day average daily downloads. Downloads spike for about a week after each release as the install base re-downloads, so read this as release cadence, not growth.