MailCheck.co: Validate emails in one click
by Mailcheck.co · Email & Marketing
VALIDATE YOUR MAILING LIST IN ONE CLICK Be confident your mailing list contains only real emails addresses, get rid of bots and inactive users
45 health vs 65 average across 752 Email & Marketing plugins
Removal-risk signals
53/100Maintenance and integrity signals that tend to precede a WordPress.org removal. Not an official status, a heads-up to act.
- Long abandoned. No update in 3+ years — the top precursor to removal once a vulnerability is found.
- Falling behind WordPress. Tested up to WordPress 6.0.12.
Directory ranking optimization
How it's scored →How well this listing is tuned to rank in WordPress.org search, on the factors an owner controls. Not popularity, optimization.
Under-optimized
Biggest win: Update recency
To rank higher: Last updated 1306 days ago — ship an update; wp.org decays a listing's search weight after ~180 days.
Get the full rank-higher report →Daily downloads
Since 2022-10-05 · 1,381 days · wp.org + Plugin Pulse archive
30-day downloads
Rolling 30-day volume · peaks are release surges
113
now · peak 113
Directory rank vs rivals
wp.org popularity rank over time · higher is better · when a rival's line climbs above yours, they've overtaken you
Downloads per 1k installs · 30d
Engagement proxy · release spikes are signal, a long slide is an aging base
Estimated active installs
wp.org reports only “10+”. The real number sits in this band.
Modeled within the band wp.org reports; tightens as we track daily.
Install history · since 2022-10-04 · 1,381 observations
Details
Growth timeline
Install-band crossings we have observed, and how long each band took to outgrow
No band crossings observed yet.
Competes with
The plugins that solve the same job, ranked by shared tags then reach — closest match first
-
User Verification by PickPlugins 5K+ installs · 4.4★ · 2 shared tags A -
ZeroBounce Email Verification & Validation 900+ installs · 4.1★ · 2 shared tags A -
Clearout Email Validator – Real-Time Email Verification on WordPress Forms 600+ installs · 4.0★ · 2 shared tags B -
DeBounce Email Validator 300+ installs · 3.9★ · 2 shared tags B - M Mailgun Email Validator 50+ installs · 4.0★ · 2 shared tags D
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Emailable – Premium Email Verification & Validation 40+ installs · 3.8★ · 2 shared tags D
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<iframe src="https://plugins.wpmayor.com/embed/mailcheck-co" width="480" height="300" style="border:0" loading="lazy" title="MailCheck.co: Validate emails in one click — Plugin Pulse"></iframe> MailCheck.co: Validate emails in one click: 10+ active installs, 5.0★ (1 reviews). Plugin Pulse (WP Mayor), as of 2026-07-17. https://plugins.wpmayor.com/plugin/mailcheck-co