Really Simple Security – Simple and… vs Plugin Compatibility Checker (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Really Simple Security – Simple and…
3.0M+ active installs
Free
Plugin Compatibility Checker
8.0K+ active installs
Free
Quick Verdict
As of April 2026, Really Simple Security – Simple and… has a higher user rating (4.9/5 from 8,811 reviews) and leads in active installations (3.0M+ vs 8.0K+). Both are free WordPress plugins. Really Simple Security – Simple and… has accumulated 206M+ total downloads while Plugin Compatibility Checker has 86K+.
Detailed Comparison
| Metric | Really Simple Security – Simple and… | Plugin Compatibility Checker | |
|---|---|---|---|
| Rating | 4.9/5 | ◄ | 3.8/5 |
| Total Reviews | 8,811 | ◄ | 8 |
| Active Installs | 3.0M+ | ◄ | 8.0K+ |
| Total Downloads | 206M+ | ◄ | 86K+ |
| Support Resolution | 100% | N/A | |
| Last Updated | 4 days ago | ◄ | 3 months ago |
| First Released | 2015 | 2020 | |
| Age | 11 years | 6 years | |
| WP Requires | 6.6+ | 5.0+ | |
| PHP Requires | 7.4+ | 7.2+ | |
| Business Model | Free | Free | |
| Latest Version | 9.5.9 | 7.0.4 |
Rating Breakdown
Really Simple Security – Simple and…
Plugin Compatibility Checker
Download Trends
Over the past 30 days, Really Simple Security – Simple and… averaged approximately 55,473 daily downloads while Plugin Compatibility Checker averaged 50.
Recent Reviews
Really Simple Security – Simple and… Reviews
Simple Yet Effective
Really Simple Security is a great plugin for basic security needs. It’s easy to set up and offers essential protection, but it could use more advanced features for power users. Overall, it’s solid.
Incredibly Good Tool!
It’s a bit tricky, especially when after a long period you have to go back and edit or update, but when I learned to use it years ago it was and is still incredible. It bloody works, giving you total
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Plugin Compatibility Checker Reviews
Actually prevented a break on upgrade
The free version gave me a basic idea, but the paid version was way more useful. It caught PHP issues that I wouldn’t have noticed before updating. Glad I upgraded because it saved me time fixing erro
Not useful without $20/month subscription
The plugin will only check major-version compatibility (6, 7, 8) without paying $20/month for a service subscription. If you want to try that, go for it. The free version, though, will not tell you mu
A joke ?
The plugin checks in free version up to php 8.0+ compatibility. Who needs to know if a plugin is compatible with an obsolete version of php ?
More Vulnerabilities Worth Comparing
Top alternatives in the same category as Really Simple Security – Simple and… and Plugin Compatibility Checker
Get Bulletproof Security for your WordPress site. WordPress security plugin packed with comprehensive Firewall, malware scanner, cleaner & more.
Patchstack automatically identifies and mitigates security vulnerabilities in WordPress plugins, themes, and core.
Frequently Asked Questions
Is Really Simple Security – Simple and… or Plugin Compatibility Checker more popular?
Which has better ratings — Really Simple Security – Simple and… or Plugin Compatibility Checker?
Are Really Simple Security – Simple and… and Plugin Compatibility Checker free?
Which plugin has better support — Really Simple Security – Simple and… or Plugin Compatibility Checker?
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.