Head-to-head · September 2026
Custom CSS and JavaScript vs Simple Custom CSS and JS
Simple Custom CSS and JS comes out ahead, winning 7 of 9 head-to-head checks against Custom CSS and JavaScript.
Custom CSS and JavaScript
This plugin allows you to add custom site-wide CSS styles and JavaScript code to your WordPress site. Useful…
Simple Custom CSS and JS
Customize your WordPress site’s appearance by easily adding custom CSS and JS code without even having to…
| Metric | Custom CSS and JavaScript | Simple Custom CSS and JS |
|---|---|---|
| Active installs | 10K+ | 600K+ |
| Downloads (30 days) | 645 | 93.7K |
| Download trend | +10.1% | -62.8% |
| Rating | 4.7/5 | 4.4/5 |
| Reviews | 60 | 103 |
| Health score | 35/100 | 90/100 |
| Last updated | 2 years ago | 1 month ago |
| Tested up to | WP 6.6.9 | WP 7.1.2 |
| Support resolved | 0% | 100% |
| Requires PHP | Any | 5.2.4+ |
| First released | Dec 2015 | Dec 2015 |
Daily downloads, last 90 days
Custom CSS and JavaScri…Simple Custom CSS and JS
Choose Custom CSS and JavaScript if…
You care most about download trend and rating.
- Proven at scale on 10K+ active sites
- Loved by users — 4.7/5 from 60 reviews
- No update in 2 years
- Only tested up to WordPress 6.6 (latest is 7.1)
Choose Simple Custom CSS and JS if…
You care most about active installs, downloads (30 days) and reviews.
- Proven at scale on 600K+ active sites
- Tested with the latest WordPress (7.1)
Both compete in: custom css
FAQ
Custom CSS and JavaScript vs Simple Custom CSS and JS: quick answers
Straight answers, pulled from live WordPress.org data.
Live data from WordPress.org · checked Sep 28, 2026
Which is better, Custom CSS and JavaScript or Simple Custom CSS and JS?
Simple Custom CSS and JS comes out ahead, winning 7 of 9 head-to-head checks against Custom CSS and JavaScript. Choose Custom CSS and JavaScript if you care most about download trend and rating. Choose Simple Custom CSS and JS if you care most about active installs, downloads (30 days) and reviews.
Is Custom CSS and JavaScript more popular than Simple Custom CSS and JS?
Simple Custom CSS and JS is the more popular of the two with 600K+ active installs, compared with 10K+ for Custom CSS and JavaScript.
Can I use Custom CSS and JavaScript and Simple Custom CSS and JS together?
Both plugins cover custom css, so most sites only need one. Running two plugins that do the same job can cause conflicts and slow your site down — pick the one that fits best and remove the other.
Are Custom CSS and JavaScript and Simple Custom CSS and JS free?
Yes. Both are free to download from the official WordPress.org plugin directory. Either may also offer paid upgrades from its developer.
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