WP Mail SMTP by WPForms – The Most… vs Post SMTP – Complete Email… (2026)

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

WP Mail SMTP by WPForms – The Most…

WP Mail SMTP by WPForms – The Most…

4.8(5,089)

4.0M+ active installs

Free

Updated 4 months ago
View WP Mail SMTP by WPForms – The Most…
VS
Post SMTP – Complete Email…

Post SMTP – Complete Email…

4.7(518)

400K+ active installs

Free + Premium

Updated 3 days ago
View Post SMTP – Complete Email…

Quick Verdict

As of April 2026, WP Mail SMTP by WPForms – The Most… has a higher user rating (4.8/5 from 5,089 reviews) and leads in active installations (4.0M+ vs 400K+). Both are free WordPress plugins. WP Mail SMTP by WPForms – The Most… has accumulated 76M+ total downloads while Post SMTP – Complete Email… has 18M+. WP Mail SMTP by WPForms – The Most… has a higher support resolution rate (88% vs 81%).

Detailed Comparison

Rating
4.8/5WP Mail SMTP by WPForms – The Most…
Post SMTP – Complete Email…4.7/5
Total Reviews
5,089WP Mail SMTP by WPForms – The Most…
Post SMTP – Complete Email…518
Active Installs
4.0M+WP Mail SMTP by WPForms – The Most…
Post SMTP – Complete Email…400K+
Total Downloads
76M+WP Mail SMTP by WPForms – The Most…
Post SMTP – Complete Email…18M+
Support Resolution
88%WP Mail SMTP by WPForms – The Most…
Post SMTP – Complete Email…81%
Last Updated
4 months agoWP Mail SMTP by WPForms – The Most…
Post SMTP – Complete Email…3 days ago
First Released
2007WP Mail SMTP by WPForms – The Most…
Post SMTP – Complete Email…2017
Age
19 yearsWP Mail SMTP by WPForms – The Most…
Post SMTP – Complete Email…9 years
WP Requires
5.5+WP Mail SMTP by WPForms – The Most…
Post SMTP – Complete Email…5.6.0+
PHP Requires
7.4+WP Mail SMTP by WPForms – The Most…
Post SMTP – Complete Email…7.0+
Business Model
FreeWP Mail SMTP by WPForms – The Most…
Post SMTP – Complete Email…Free + Premium
Latest Version
4.7.1WP Mail SMTP by WPForms – The Most…
Post SMTP – Complete Email…3.9.1

Rating Breakdown

WP Mail SMTP by WPForms – The Most…

4.8/5(5,089 reviews)
5
94%
4
1%
3
1%
2
1%
1
3%

Post SMTP – Complete Email…

4.7/5(518 reviews)
5
91%
4
1%
3
1%
2
1%
1
6%

Recent Reviews

WP Mail SMTP by WPForms – The Most… Reviews

by marenaso

Great plugin!

Easy to install and configure. Works like a charm!

by dome0013

Love it

easy and reliable

by janell12

Does the Job, Needs Improvement

WP Mail SMTP by WPForms works well for email delivery, with easy setup. However, it lacks some advanced features and customization. 4 stars! This topic was modified 2 days, 1 hour ago by janel

Post SMTP – Complete Email… Reviews

by frzsombor

Critical and high severity vulnerabilities over and over again

We’ve been using Post SMTP for years. Initially, we started with WP Mail SMTP, but the free version didn’t include logging, while Post SMTP did, and that occasionally came in handy. So we switched to

by jcalmeida

Great Plugin

Great Plugin easy to config and troubleshoot.

by AdamJB13

Great Support for the setup of PostSMTP

Aqib was very helpful in setting up PostSMTP on my site. The plug-in is working very well.

Frequently Asked Questions

Is WP Mail SMTP by WPForms – The Most… or Post SMTP – Complete Email… more popular?
WP Mail SMTP by WPForms – The Most… has 4.0M+ active installations while Post SMTP – Complete Email… has 400K+. WP Mail SMTP by WPForms – The Most… is the more widely-used plugin as of April 2026.
Which has better ratings — WP Mail SMTP by WPForms – The Most… or Post SMTP – Complete Email…?
WP Mail SMTP by WPForms – The Most… has a 4.8/5 rating from 5,089 reviews, while Post SMTP – Complete Email… has a 4.7/5 rating from 518 reviews.
Are WP Mail SMTP by WPForms – The Most… and Post SMTP – Complete Email… free?
WP Mail SMTP by WPForms – The Most… is free and Post SMTP – Complete Email… is free + premium. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — WP Mail SMTP by WPForms – The Most… or Post SMTP – Complete Email…?
As of April 2026, WP Mail SMTP by WPForms – The Most… has a 88% support resolution rate while Post SMTP – Complete Email… has a 81% rate.
Which plugin is updated more frequently?
WP Mail SMTP by WPForms – The Most… was last updated 4 months ago and Post SMTP – Complete Email… was last updated 3 days ago.

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