PluginSift

PopupAlly vs WebP Conversion (2026)

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

PopupAlly

PopupAlly

4.1(76)

3.0K+ active installs

Free

Updated 10 months ago
View PopupAlly
VS
WebP Conversion

WebP Conversion

4(4)

1.0K+ active installs

Free

Updated 1 month ago
View WebP Conversion

Quick Verdict

As of April 2026, PopupAlly has a higher user rating (4.1/5 from 76 reviews) and leads in active installations (3.0K+ vs 1.0K+). Both are free WordPress plugins. PopupAlly has accumulated 373K+ total downloads while WebP Conversion has 5.9K+.

Detailed Comparison

Rating
4.1/5PopupAlly
◄
WebP Conversion4/5
Total Reviews
76PopupAlly
◄
WebP Conversion4
Active Installs
3.0K+PopupAlly
◄
WebP Conversion1.0K+
Total Downloads
373K+PopupAlly
◄
WebP Conversion5.9K+
Support Resolution
N/APopupAlly
WebP Conversion100%
Last Updated
10 months agoPopupAlly
►
WebP Conversion1 month ago
First Released
2014PopupAlly
WebP Conversion2024
Age
12 yearsPopupAlly
WebP Conversion2 years
WP Requires
6.0+PopupAlly
WebP Conversion6.4+
PHP Requires
false+PopupAlly
WebP Conversion8.1+
Business Model
FreePopupAlly
WebP ConversionFree
Latest Version
2.1.6PopupAlly
WebP Conversion2.2

Rating Breakdown

PopupAlly

4.1/5(76 reviews)
5
72%
4
4%
3
4%
2
5%
1
14%

WebP Conversion

4/5(4 reviews)
5
75%
4
0%
3
0%
2
0%
1
25%

Recent Reviews

PopupAlly Reviews

At last! Something that works!

I spent hours trying to find a plugin to make a pop-up (popup?) for my Mad Mimi account. At last! This worked! Okay, it took more like 10 minutes, but it works perfectly!

by LeftHandedCat

Free Version of PopupAlly is not GDPR / DSGVO compliant!

Unfortunately, the free version will become unusable on 25th May 2018, because its not GDPR compliant: The support told me, that the nescessary Opt-In checkbox (data processing agreement opt-in) is on

by felipemdd

Didnt Work

Trying to delete a popup and the saved changes dont work!

WebP Conversion Reviews

by christianholy

Super Plugin

Super Plugin – macht was es soll. Ich hoffe es wird weiterhin aktualisiert und weiterentwickelt!

by bokibe

Error & dead?

Some users including myself, have Fatal errors with this plugin. We can’t delete media files without disabling the plugin first. The support log show no answer for more than a month and the last updat

by Wilson Santana

Top-Notch Plugin for Media Library WebP Image Conversion

English Review This plugin delivers everything it promises and more. It efficiently converts images directly in the Media Library, including all thumbnails, which is a major plus for performance op

Frequently Asked Questions

Is PopupAlly or WebP Conversion more popular?
PopupAlly has 3.0K+ active installations while WebP Conversion has 1.0K+. PopupAlly is the more widely-used plugin as of April 2026.
Which has better ratings — PopupAlly or WebP Conversion?
PopupAlly has a 4.1/5 rating from 76 reviews, while WebP Conversion has a 4/5 rating from 4 reviews.
Are PopupAlly and WebP Conversion free?
PopupAlly is free and WebP Conversion is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — PopupAlly or WebP Conversion?
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?
PopupAlly was last updated 10 months ago and WebP Conversion was last updated 1 month ago.

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