MailerLite – Signup forms (official) vs RTMForm Builder (2026)

Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.

MailerLite – Signup forms (official)

MailerLite – Signup forms (official)

3(40)

100K+ active installs

Free

Updated 1 month ago
View MailerLite – Signup forms (official)
VS
RTMForm Builder

RTMForm Builder

4.3(14)

30K+ active installs

Free

Updated 1 month ago
View RTMForm Builder

Quick Verdict

As of April 2026, RTMForm Builder has a higher user rating (4.3/5 from 14 reviews) while MailerLite – Signup forms (official) leads in active installations (100K+ vs 30K+). Both are free WordPress plugins. MailerLite – Signup forms (official) has accumulated 2.2M+ total downloads while RTMForm Builder has 184K+.

Detailed Comparison

Rating
3/5MailerLite – Signup forms (official)
RTMForm Builder4.3/5
Total Reviews
40MailerLite – Signup forms (official)
RTMForm Builder14
Active Installs
100K+MailerLite – Signup forms (official)
RTMForm Builder30K+
Total Downloads
2.2M+MailerLite – Signup forms (official)
RTMForm Builder184K+
Support Resolution
0%MailerLite – Signup forms (official)
RTMForm BuilderN/A
Last Updated
1 month agoMailerLite – Signup forms (official)
RTMForm Builder1 month ago
First Released
2014MailerLite – Signup forms (official)
RTMForm Builder2023
Age
12 yearsMailerLite – Signup forms (official)
RTMForm Builder3 years
WP Requires
3.0.1+MailerLite – Signup forms (official)
RTMForm Builder6.8+
PHP Requires
7.2.5+MailerLite – Signup forms (official)
RTMForm Builder8.2+
Business Model
FreeMailerLite – Signup forms (official)
RTMForm BuilderFree
Latest Version
1.7.20MailerLite – Signup forms (official)
RTMForm Builder1.2.5

Rating Breakdown

MailerLite – Signup forms (official)

3/5(40 reviews)
5
35%
4
10%
3
8%
2
10%
1
38%

RTMForm Builder

4.3/5(14 reviews)
5
79%
4
0%
3
7%
2
0%
1
14%

Recent Reviews

MailerLite – Signup forms (official) Reviews

by honeystonebooks

Same as everyone else here…

I signed up with mailerlite to manage newsletters (as opposed to ecommerce abandoned cart flows etc). I made an embedded signup form for newsletter subscription. THEN I learned that I needed this very

by domino5000

No longer using it

I’ve had a similar experience to another commenter. Initially the plugin worked well. But later when I click to edit my form, it would redirect to MailerLite website and say “Form not found”. So I tri

by geppeinserra

Unreliable both as a platform and as a plugin

My experience with MailerLite has been simply disastrous.The problem does not concern only the WordPress plugin, but the entire platform. After numerous attempts the result was always the same:form

RTMForm Builder Reviews

by Developer Shuvo

Avarage

Avarage

by fenince10

Good

Very good

by rafaeldias88

Muito bom, so muito popup pra dar rating

Gostei de todas as funções do plugins, so o que atrapalha é os popup pra pedir nota a todo momento.

Frequently Asked Questions

Is MailerLite – Signup forms (official) or RTMForm Builder more popular?
MailerLite – Signup forms (official) has 100K+ active installations while RTMForm Builder has 30K+. MailerLite – Signup forms (official) is the more widely-used plugin as of April 2026.
Which has better ratings — MailerLite – Signup forms (official) or RTMForm Builder?
MailerLite – Signup forms (official) has a 3/5 rating from 40 reviews, while RTMForm Builder has a 4.3/5 rating from 14 reviews.
Are MailerLite – Signup forms (official) and RTMForm Builder free?
MailerLite – Signup forms (official) is free and RTMForm Builder is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — MailerLite – Signup forms (official) or RTMForm Builder?
Support resolution data is not available for all plugins. Check each plugin's WordPress.org support forum for current response quality.
Which plugin is updated more frequently?
MailerLite – Signup forms (official) was last updated 1 month ago and RTMForm Builder was last updated 1 month ago.

Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.