SpeedyCache – Cache, Optimization… vs Async JavaScript (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
SpeedyCache – Cache, Optimization…
600K+ active installs
Free
Quick Verdict
As of April 2026, Async JavaScript has a higher user rating (4.7/5 from 102 reviews) while SpeedyCache – Cache, Optimization… leads in active installations (600K+ vs 80K+). Both are free WordPress plugins. SpeedyCache – Cache, Optimization… has accumulated 4.1M+ total downloads while Async JavaScript has 2.0M+.
Detailed Comparison
| Metric | SpeedyCache – Cache, Optimization… | Async JavaScript | |
|---|---|---|---|
| Rating | 4.5/5 | ► | 4.7/5 |
| Total Reviews | 28 | ► | 102 |
| Active Installs | 600K+ | ◄ | 80K+ |
| Total Downloads | 4.1M+ | ◄ | 2.0M+ |
| Support Resolution | 0% | N/A | |
| Last Updated | 4 days ago | ◄ | 2 years ago |
| First Released | 2023 | 2014 | |
| Age | 3 years | 12 years | |
| WP Requires | 4.7+ | 4.6+ | |
| PHP Requires | 7.0+ | false+ | |
| Business Model | Free | Free | |
| Latest Version | 1.3.9 | 2.21.08.31 |
Rating Breakdown
SpeedyCache – Cache, Optimization…
Async JavaScript
Download Trends
Over the past 30 days, SpeedyCache – Cache, Optimization… averaged approximately 8,029 daily downloads while Async JavaScript averaged 92.
Recent Reviews
SpeedyCache – Cache, Optimization… Reviews
I am not satisfy because major options are in pro version
There are many best cache plugins much more than the speedycache
Very nice solution
Your CSS and JS optimization plugin helped me increase my PageSpeed score by 20+ points. The interface is intuitive, and the lazy load option works beautifully with my theme.
Accessible directories – Can become a security risk?
Is it possible to protect somehow the direct access of the directories from which the cache is served? I was checking the logs and it seams like a tap was open and a lot of IPs targeting source fil
Async JavaScript Reviews
Great plugin
A truly great plugin, does exactly what is describing. No extra stuff, great implementation and great support! Thank you!
Great plugin and support
I’ve been using this plugin for several months after it was suggested to me by a colleague. The setup was simple, but also gives advanced options that I needed, such as excluding certain scripts. I ha
Performance promise delivered
Exemplary support, and the plugin does exactly what it promises. This is unfortunately not a given in a time when many other plugins try to cover more and more tasks and end up in dangerous waters. As
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Frequently Asked Questions
Is SpeedyCache – Cache, Optimization… or Async JavaScript more popular?
Which has better ratings — SpeedyCache – Cache, Optimization… or Async JavaScript?
Are SpeedyCache – Cache, Optimization… and Async JavaScript free?
Which plugin has better support — SpeedyCache – Cache, Optimization… or Async JavaScript?
Which plugin is updated more frequently?
Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.