Question 1

What is the best WordPress Popunder plugin?

Accepted Answer

The most widely used popunder 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 4 popunder plugins available.

Question 2

How many WordPress Popunder plugins are there?

Accepted Answer

As of April 2026, there are 4 WordPress popunder plugins listed on PluginSift. This includes free, freemium, and premium options from various developers.

Question 3

Are there free Popunder plugins for WordPress?

Accepted Answer

Yes, the majority of WordPress popunder 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 Popunder 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 Popunder Plugins

PopCash Code Integration Tool

Ultimate PopUnder

Init Ad Engine – Flexible…

Fixed Footer

Frequently Asked Questions