Letterness – Newsletter Popup, Signup Forms & Built-in Email Sending
by kamrankazmi · Email & Marketing
Newsletter popup, signup forms and built-in email sending with automations, personalization and open and click analytics. Free and self-hosted.
80 health vs 63 average across 1,689 Email & Marketing plugins
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.
Excellent listing optimization
Biggest win: Rating quality
To rank higher: Too few reviews to rank on quality — nudge happy users to leave one.
Get the full rank-higher report →Daily downloads
Since 2026-07-11 · 67 days · wp.org + Plugin Pulse archive
30-day downloads
Rolling 30-day volume · peaks are release surges
183
now · peak 183
Estimated active installs
The public count shows “—”. Our estimate pins where the real number sits.
Modeled within the band wp.org reports; tightens as we track daily.
Install history · since 2026-09-15 · 2 observations
Details
Growth timeline
Install-tier crossings we have observed, and how long each tier took to outgrow
No tier crossings observed yet.
Competes with
The plugins that solve the same job, ranked by shared tags then reach, closest match first. The letter on the right is each plugin's health grade (A best, F worst).
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Email Subscribers & Newsletters – Email Marketing, Post Notifications & Newsletter Plugin for WordPress 50K+ installs · 4.6★ · 3 shared tags A -
Poptin – Email Marketing Automation, Newsletter & Exit Pop Ups, Email Popups 20K+ installs · 4.9★ · 3 shared tags A -
Sender – Newsletter, SMS and Email Marketing Automation for WooCommerce 5K+ installs · 4.7★ · 3 shared tags A -
MailMunch – Grow your Email List 5K+ installs · 4.6★ · 3 shared tags A -
Constant Contact Forms by MailMunch 2K+ installs · 4.1★ · 3 shared tags A -
Get a Newsletter 400+ installs · 3.6★ · 3 shared tags B
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<iframe src="https://plugins.wpmayor.com/embed/letterness" width="480" height="300" style="border:0" loading="lazy" title="Letterness – Newsletter Popup, Signup Forms & Built-in Email Sending — Plugin Pulse"></iframe> Letterness – Newsletter Popup, Signup Forms & Built-in Email Sending: — active installs, 0.0★ (0 reviews). Plugin Pulse (WP Mayor), as of 2026-09-16. https://plugins.wpmayor.com/plugin/letterness