PluginSift

Unique Headers vs Security Hardener (2026)

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

Unique Headers

Unique Headers

4.9(160)

20K+ active installs

Free

Updated 2 years ago
View Unique Headers
VS
Security Hardener

Security Hardener

0(0)

100 active installs

Free

Updated 3 days ago
View Security Hardener

Quick Verdict

As of April 2026, Unique Headers has a higher user rating (4.9/5 from 160 reviews) and leads in active installations (20K+ vs 100). Both are free WordPress plugins. Unique Headers has accumulated 414K+ total downloads while Security Hardener has 912.

Detailed Comparison

Rating
4.9/5Unique Headers
◄
Security HardenerN/A
Total Reviews
160Unique Headers
◄
Security Hardener0
Active Installs
20K+Unique Headers
◄
Security Hardener100
Total Downloads
414K+Unique Headers
◄
Security Hardener912
Support Resolution
N/AUnique Headers
Security HardenerN/A
Last Updated
2 years agoUnique Headers
►
Security Hardener3 days ago
First Released
2012Unique Headers
Security Hardener2025
Age
14 yearsUnique Headers
Security Hardener1 year
WP Requires
4.3+Unique Headers
Security Hardener6.9+
PHP Requires
false+Unique Headers
Security Hardener8.2+
Business Model
FreeUnique Headers
Security HardenerFree
Latest Version
1.9.3Unique Headers
Security Hardener2.2.0

Rating Breakdown

Unique Headers

4.9/5(160 reviews)
5
97%
4
2%
3
1%
2
0%
1
1%

Security Hardener

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

Recent Reviews

Unique Headers Reviews

by italliance

Simply Awesome

Super easy to use. Thank you for developing this.

by SSVapes

works perfectly

works perfectly. the shortcodes could be better

by laserulm

Great job!

thx

Security Hardener Reviews

No reviews yet

Frequently Asked Questions

Is Unique Headers or Security Hardener more popular?
Unique Headers has 20K+ active installations while Security Hardener has 100. Unique Headers is the more widely-used plugin as of April 2026.
Which has better ratings — Unique Headers or Security Hardener?
Unique Headers has a 4.9/5 rating from 160 reviews, while Security Hardener has a 0/5 rating from 0 reviews.
Are Unique Headers and Security Hardener free?
Unique Headers is free and Security Hardener is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Unique Headers or Security Hardener?
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?
Unique Headers was last updated 2 years ago and Security Hardener was last updated 3 days ago.

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