Shadowbox JS vs Parallaxium – Parallax Widget for… (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Parallaxium – Parallax Widget for…
10 active installs
Free
Quick Verdict
As of April 2026, Shadowbox JS has a higher user rating (4.6/5 from 9 reviews) and leads in active installations (2.0K+ vs 10). Both are free WordPress plugins. Shadowbox JS has accumulated 533K+ total downloads while Parallaxium – Parallax Widget for… has 200.
Detailed Comparison
| Metric | Shadowbox JS | Parallaxium – Parallax Widget for… | |
|---|---|---|---|
| Rating | 4.6/5 | ◄ | N/A |
| Total Reviews | 9 | ◄ | 0 |
| Active Installs | 2.0K+ | ◄ | 10 |
| Total Downloads | 533K+ | ◄ | 200 |
| Support Resolution | N/A | N/A | |
| Last Updated | 8 years ago | ► | 4 months ago |
| First Released | 2008 | 2025 | |
| Age | 18 years | 1 year | |
| WP Requires | 3.3+ | 5.6+ | |
| PHP Requires | false+ | 7.2+ | |
| Business Model | Free | Free | |
| Latest Version | 3.0.3.10.2 | 1.0.1 |
Rating Breakdown
Shadowbox JS
Parallaxium – Parallax Widget for…
Download Trends
Recent Reviews
Shadowbox JS Reviews
Love this and use on all my sites
Love this and use on all my sites
PHP Errors, No Recent Updates, No Support
It appears that the plugin author has abandoned supporting this plugin, it hasn’t been updated in four years. The plugin is now creating php errors with that latest few versions of WordPress. This was
Best modal window plugin
I started to use shadowbox js years ago, first in my plain html and php websites and now with WordPress in its plugin version. I’m sad the creators decided to stop supporting and updating it but I und
Parallaxium – Parallax Widget for… Reviews
No reviews yet
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Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.