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Header and Footer Scripts vs SEO-Tool – Keyword Density Checker (2026)

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

Header and Footer Scripts

Header and Footer Scripts

4.6(58)

200K+ active installs

Free

Updated 2 months ago
View Header and Footer Scripts
VS
SEO-Tool – Keyword Density Checker

SEO-Tool – Keyword Density Checker

5(1)

200 active installs

Free

Updated 14 years ago
View SEO-Tool – Keyword Density Checker

Quick Verdict

As of April 2026, SEO-Tool – Keyword Density Checker has a higher user rating (5/5 from 1 reviews) while Header and Footer Scripts leads in active installations (200K+ vs 200). Both are free WordPress plugins. Header and Footer Scripts has accumulated 1.6M+ total downloads while SEO-Tool – Keyword Density Checker has 44K+.

Detailed Comparison

Rating
4.6/5Header and Footer Scripts
►
SEO-Tool – Keyword Density Checker5/5
Total Reviews
58Header and Footer Scripts
◄
SEO-Tool – Keyword Density Checker1
Active Installs
200K+Header and Footer Scripts
◄
SEO-Tool – Keyword Density Checker200
Total Downloads
1.6M+Header and Footer Scripts
◄
SEO-Tool – Keyword Density Checker44K+
Support Resolution
N/AHeader and Footer Scripts
SEO-Tool – Keyword Density CheckerN/A
Last Updated
2 months agoHeader and Footer Scripts
◄
SEO-Tool – Keyword Density Checker14 years ago
First Released
2014Header and Footer Scripts
SEO-Tool – Keyword Density Checker2010
Age
12 yearsHeader and Footer Scripts
SEO-Tool – Keyword Density Checker16 years
WP Requires
4.6+Header and Footer Scripts
SEO-Tool – Keyword Density Checker1.5+
PHP Requires
5.6+Header and Footer Scripts
SEO-Tool – Keyword Density Checkerfalse+
Business Model
FreeHeader and Footer Scripts
SEO-Tool – Keyword Density CheckerFree
Latest Version
2.4.2Header and Footer Scripts
SEO-Tool – Keyword Density Checker1.1.2

Rating Breakdown

Header and Footer Scripts

4.6/5(58 reviews)
5
83%
4
2%
3
7%
2
5%
1
3%

SEO-Tool – Keyword Density Checker

5/5(1 reviews)
5
100%
4
0%
3
0%
2
0%
1
0%

Recent Reviews

Header and Footer Scripts Reviews

by Yume

It’s okay… SAVE validation missing

Add a validation confirmation on save. Simple.No one can tell that it’s saved. This topic was modified 1 month ago by Yume.

by leaderotmane

Excellent plugin

One of the most useful plugins. I was looking for a plugin that allows adding Metadata. Then I founs this, and it is very useful. Thanks a lot for your efforts guys. P.S. Thank you for the last upd

by DB

Saved my bacon

I’ve recently switched themes, and my previous theme allowed me to add custom CSS directly from the page editor. Unfortunately, my new theme lacks this feature. This plugin appears to be the only one

SEO-Tool – Keyword Density Checker Reviews

No reviews yet

Frequently Asked Questions

Is Header and Footer Scripts or SEO-Tool – Keyword Density Checker more popular?
Header and Footer Scripts has 200K+ active installations while SEO-Tool – Keyword Density Checker has 200. Header and Footer Scripts is the more widely-used plugin as of April 2026.
Which has better ratings — Header and Footer Scripts or SEO-Tool – Keyword Density Checker?
Header and Footer Scripts has a 4.6/5 rating from 58 reviews, while SEO-Tool – Keyword Density Checker has a 5/5 rating from 1 reviews.
Are Header and Footer Scripts and SEO-Tool – Keyword Density Checker free?
Header and Footer Scripts is free and SEO-Tool – Keyword Density Checker is free. Both can be downloaded from the WordPress.org plugin directory.
Which plugin has better support — Header and Footer Scripts or SEO-Tool – Keyword Density Checker?
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?
Header and Footer Scripts was last updated 2 months ago and SEO-Tool – Keyword Density Checker was last updated 14 years ago.

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