PluginSift

Clean Filenames vs Make Filename Lowercase (2026)

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

Clean Filenames

Clean Filenames

4.6(8)

3.0K+ active installs

Free

Updated 11 months ago
View Clean Filenames
VS
Make Filename Lowercase

Make Filename Lowercase

4.8(4)

1.0K+ active installs

Free

Updated 7 months ago
View Make Filename Lowercase

Quick Verdict

As of April 2026, Make Filename Lowercase has a higher user rating (4.8/5 from 4 reviews) while Clean Filenames leads in active installations (3.0K+ vs 1.0K+). Both are free WordPress plugins. Clean Filenames has accumulated 28K+ total downloads while Make Filename Lowercase has 9.3K+.

Detailed Comparison

Rating
4.6/5Clean Filenames
►
Make Filename Lowercase4.8/5
Total Reviews
8Clean Filenames
◄
Make Filename Lowercase4
Active Installs
3.0K+Clean Filenames
◄
Make Filename Lowercase1.0K+
Total Downloads
28K+Clean Filenames
◄
Make Filename Lowercase9.3K+
Support Resolution
N/AClean Filenames
Make Filename LowercaseN/A
Last Updated
11 months agoClean Filenames
►
Make Filename Lowercase7 months ago
First Released
2011Clean Filenames
Make Filename Lowercase2011
Age
15 yearsClean Filenames
Make Filename Lowercase15 years
WP Requires
4.9+Clean Filenames
Make Filename Lowercase3.0.1+
PHP Requires
5.6+Clean Filenames
Make Filename Lowercasefalse+
Business Model
FreeClean Filenames
Make Filename LowercaseFree
Latest Version
1.2.4Clean Filenames
Make Filename Lowercase1.0.2

Rating Breakdown

Clean Filenames

4.6/5(8 reviews)
5
75%
4
13%
3
13%
2
0%
1
0%

Make Filename Lowercase

4.8/5(4 reviews)
5
75%
4
25%
3
0%
2
0%
1
0%

Recent Reviews

Clean Filenames Reviews

by Ishko

Works very well out of the box

Very useful and clean, strips every non standard character of all your filenames when uploading. Just activate and forget 🙂 Thanks to the dev for keeping the plugin updated, great job !

by yasindedo1

Looks Nice but supports Turkish ?

If you answer this review i will appreciate it. I dont ask for Turkish translation, as the plugins supports spanish and some other langs then i ask about Turkish. Does the plugin support Turkish chara

by Elías

Muy útil!

Previene problemas con tildes, así como homogeneiza los nombres de archivos que a veces se muestran en el frontend, como con el plugin WP Better Attachments.

Make Filename Lowercase Reviews

by Gronix

Great!

Great!

by andamira

Simple & effective

It just works .

by swinggraphics

Great code snippet; plugin not necessary

It’s perfect, but I recommend downloading the plugin and just grabbing the few lines of actual code and adding that to functions.php. I’m glad it is a plugin, though, because this was certainly the ea

Frequently Asked Questions

Is Clean Filenames or Make Filename Lowercase more popular?
Clean Filenames has 3.0K+ active installations while Make Filename Lowercase has 1.0K+. Clean Filenames is the more widely-used plugin as of April 2026.
Which has better ratings — Clean Filenames or Make Filename Lowercase?
Clean Filenames has a 4.6/5 rating from 8 reviews, while Make Filename Lowercase has a 4.8/5 rating from 4 reviews.
Are Clean Filenames and Make Filename Lowercase free?
Clean Filenames is free and Make Filename Lowercase is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Clean Filenames or Make Filename Lowercase?
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?
Clean Filenames was last updated 11 months ago and Make Filename Lowercase was last updated 7 months ago.

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