Cornerstone vs Multiple Themes (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Quick Verdict
As of April 2026, Multiple Themes has a higher user rating (4.7/5 from 50 reviews) while Cornerstone leads in active installations (30K+ vs 10K+). Both are free WordPress plugins. Cornerstone has accumulated 67K+ total downloads while Multiple Themes has 407K+.
Detailed Comparison
| Metric | Cornerstone | Multiple Themes | |
|---|---|---|---|
| Rating | 4/5 | ► | 4.7/5 |
| Total Reviews | 6 | ► | 50 |
| Active Installs | 30K+ | ◄ | 10K+ |
| Total Downloads | 67K+ | ► | 407K+ |
| Support Resolution | N/A | N/A | |
| Last Updated | 1 year ago | ► | 1 year ago |
| First Released | 2010 | 2012 | |
| Age | 16 years | 14 years | |
| WP Requires | 5.3+ | 3.4+ | |
| PHP Requires | false+ | false+ | |
| Business Model | Free | Free | |
| Latest Version | 0.8.1 | 7.1.1 |
Rating Breakdown
Cornerstone
Multiple Themes
Download Trends
Over the past 30 days, Cornerstone averaged approximately 13 daily downloads while Multiple Themes averaged 24.
Recent Reviews
Cornerstone Reviews
Important extension to WordPress
I had a few difficulties using the plugin. It is important to be familiar with the template technique. Thanks to the friendly and patient support, I was finally able to set everything up as I wanted i
Cornerstone disappointing and a total waste of time
Why should installing a plugin be so hard! 1) find Cornerstone on the plugin store. 2) click install 3) click activate 4) find it on your list of installed and activated plugins. All works fine. But d
Does its job but breaks permalinks
I found the idea of this plugin quite useful so I was tempted to give a five star rating. But the permalink function is not fully configurable and does not work without trailing slashes which in some
Multiple Themes Reviews
Fabulous!
I didn’t expect it to work with wp 6.7.1 and both combination of classic theme and FSE theme. But it works! This was such a pleasant surprise! Excellent idea and realization. I would only suggest that
Brilliant. Thank you.
It’s just great. Thank you to the creator of this, and to those who now maintain this plugin.
upgrade plugin
it’s not working with WordPress 6.4.1 please upgrade it thank you
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Frequently Asked Questions
Is Cornerstone or Multiple Themes more popular?
Which has better ratings — Cornerstone or Multiple Themes?
Are Cornerstone and Multiple Themes free?
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.