LiteSpeed Cache vs Semrush SEO Writing Assistant (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
Semrush SEO Writing Assistant
9.0K+ active installs
Free
Quick Verdict
As of April 2026, LiteSpeed Cache has a higher user rating (4.8/5 from 2,726 reviews) and leads in active installations (7.0M+ vs 9.0K+). Both are free WordPress plugins. LiteSpeed Cache has accumulated 129M+ total downloads while Semrush SEO Writing Assistant has 172K+.
Detailed Comparison
| Metric | LiteSpeed Cache | Semrush SEO Writing Assistant | |
|---|---|---|---|
| Rating | 4.8/5 | ◄ | 2.8/5 |
| Total Reviews | 2,726 | ◄ | 25 |
| Active Installs | 7.0M+ | ◄ | 9.0K+ |
| Total Downloads | 129M+ | ◄ | 172K+ |
| Support Resolution | 70% | N/A | |
| Last Updated | 3 days ago | ◄ | 3 months ago |
| First Released | 2016 | 2018 | |
| Age | 10 years | 8 years | |
| WP Requires | 5.3+ | 4.8+ | |
| PHP Requires | 7.2+ | 5.2.4+ | |
| Business Model | Free | Free | |
| Latest Version | 7.8.1 | 1.2.1 |
Rating Breakdown
LiteSpeed Cache
Semrush SEO Writing Assistant
Download Trends
Over the past 30 days, LiteSpeed Cache averaged approximately 131,825 daily downloads while Semrush SEO Writing Assistant averaged 33.
Recent Reviews
LiteSpeed Cache Reviews
Fast & Smooth
Site speed improved a lot after using this. Easy setup n great caching options. Pages load way faster now. really happy with it tbh 👍
BEST CACHE PLUGIN – enterprise performance, features, reliability
I’ve been using LiteSpeed server for over 10 years, LiteSpeed cache for nearly 10 years (almost since the beginning). They keep developing and innovating, nothing else even comes close.
Works great with Hostinger
Works great with Hostinger. I’ve had to toy with a few of the settings to get the optimized results I was looking for but that was easy to do.
Semrush SEO Writing Assistant Reviews
Meh
The basic option can only be launched once Paid plan is annoying, I’d rather pay a small fee just for that basic option. The joke is that 7 day trial is 0€ but then the price is like written in
Great tool if you have SEMRush subscription
It’s unfortunate that so many people have given this a bad review because they can’t use it without a subscription, which is expensive. Those aren’t reviews of the plugin. That said, I already have a
Too expensive to be worthwhile
The recently applied limits now mean that you can only use this plugin once unless you have the very expensive Guru plan on SEMRush. Previously you could use this multiple times on the Pro plan, but i
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Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.