MailUp for WordPress vs Mailster WordPress Newsletter Plugin

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

Mailster WordPress Newsletter Plugin and MailUp for WordPress are close on health (B · 81 vs B · 80), with nothing separating them on the sub-scores.

MailUp for WordPress

by MailUp

Health B80

Mailster WordPress Newsletter Plugin

by EverPress

Health B81

Active-install trajectory

MailUp for WordPressMailster WordPress Newsletter Plugin

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	MailUp for WordPress	Mailster WordPress Newsletter Plugin
Active installs Modeled from the public "N+" band and recent downloads.	2K–3K	7K–8K ✓
Active installs, change over ~6 months Compares the public install bands. One band step shows as the band change, not a percentage.	Stable ✓	-22%
Overall health	B · 80	B · 81 ✓
Maintenance How recently the plugin was updated.	98/100	100/100 ✓
Rating quality Volume-adjusted review quality.	66/100	68/100 ✓
Support Share of forum threads marked resolved.	70/100	70/100
Rating (weighted for review count)	3.7★	3.7★ ✓
Reviews	3	8 ✓
Ranking optimization How well the listing is tuned to rank on wp.org.	89/100	90/100 ✓
Removal risk Maintenance signals that precede a wp.org closure. Not an official status.	Low	Low
Last updated	4mo ago	22d ago ✓
Downloads, last 30d	559	1.3K ✓
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.	+28%	+33%
Install conversion Active installs over lifetime downloads. Downloads include every update, so older and more frequently released plugins read lower.	10%	15% ✓
Category	Email & Marketing	Email & Marketing

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

Release activity

MailUp for WordPressMailster WordPress Newsletter Plugin

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.