How Add to Calendar Button Affects Your WordPress Speed
B
Estimated Speed Score
Measured Performance
Tested Feb 2026 · How we test
+-6 ms
TTFB Impact
+0 MB
Memory Impact
+2
DB Queries
Plugin Overview
Share This Badge
Add this performance badge to your site or README:
Performance Analysis
Performance Impact
Add to Calendar Button receives an estimated speed score of B. Our real benchmark tests measured the following impact when activating this plugin:
- TTFB impact: +-6 ms
- Memory impact: +0.0 MB
- Additional DB queries: +2
Overall activation impact: low. This plugin adds minimal overhead to your WordPress site.
Maintenance Status
Last updated: 2025-12-29. Requires PHP 7.4+. Trusted by 3K+ active installations.
Benchmark data measured in an isolated Docker environment (WordPress 6.8, PHP 8.3, GeneratePress). See our full methodology.
Alternatives to Add to Calendar Button
| Plugin | Speed Score | Active Installs |
|---|---|---|
| Classic Widgets | C | 2M+ |
| ElementsKit Elementor Addons and Templates | B | 1M+ |
| Custom Post Type UI | B- | 1M+ |
Frequently Asked Questions
Does Add to Calendar Button slow down WordPress?
Add to Calendar Button has an estimated speed score of B. It has a moderate impact. Monitor your site speed after installation.
Is Add to Calendar Button still maintained?
Add to Calendar Button was last updated on 2025-12-29. It has 3K+ active installations, indicating it is a functional plugin with a dedicated user base.
What are the best alternatives to Add to Calendar Button?
Check our plugin reviews in the Admin category for alternatives. We compare plugins side-by-side on speed, features, and user ratings to help you find the best fit.
Get WordPress Performance Tips
Plugin reviews, speed optimization guides, and error debugging — straight to your inbox.
No spam. Unsubscribe anytime. We respect your privacy.