Question 1

What is the best WordPress Inbox plugin?

Accepted Answer

The most widely used inbox plugins are ranked by active installations on PluginSift. You can sort by popularity, rating, or recent updates to find the best option for your needs. As of April 2026, there are 6 inbox plugins available.

Question 2

How many WordPress Inbox plugins are there?

Accepted Answer

As of April 2026, there are 6 WordPress inbox plugins listed on PluginSift. This includes free, freemium, and premium options from various developers.

Question 3

Are there free Inbox plugins for WordPress?

Accepted Answer

Yes, the majority of WordPress inbox plugins offer a free version. Many also have premium tiers with advanced features. You can use the filter options above to browse only free plugins.

Question 4

How do I compare Inbox plugins?

Accepted Answer

PluginSift lets you compare any two plugins side by side. Visit a plugin page and click "Compare", or use the Compare tool in the navigation. Comparison pages show ratings, active installations, support quality, update frequency, and more.

WordPress Inbox Plugins

SMTP2GO for WordPress – Email Made Easy

INBOX Forms

WP INBOX

Inbox Widget

Inbox

Admin User Messages

Frequently Asked Questions