Semrush SEO Writing Assistant vs Topic SEO Content Optimization Tool (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
Topic SEO Content Optimization Tool
1.0K+ active installs
Free
Quick Verdict
As of April 2026, Topic SEO Content Optimization Tool has a higher user rating (4/5 from 4 reviews) while Semrush SEO Writing Assistant leads in active installations (9.0K+ vs 1.0K+). Both are free WordPress plugins. Semrush SEO Writing Assistant has accumulated 172K+ total downloads while Topic SEO Content Optimization Tool has 29K+.
Detailed Comparison
| Metric | Semrush SEO Writing Assistant | Topic SEO Content Optimization Tool | |
|---|---|---|---|
| Rating | 2.8/5 | ► | 4/5 |
| Total Reviews | 25 | ◄ | 4 |
| Active Installs | 9.0K+ | ◄ | 1.0K+ |
| Total Downloads | 172K+ | ◄ | 29K+ |
| Support Resolution | N/A | N/A | |
| Last Updated | 3 months ago | ► | 2 months ago |
| First Released | 2018 | 2021 | |
| Age | 8 years | 5 years | |
| WP Requires | 4.8+ | 5.0+ | |
| PHP Requires | 5.2.4+ | 5.4+ | |
| Business Model | Free | Free | |
| Latest Version | 1.2.1 | 1.0.40 |
Rating Breakdown
Semrush SEO Writing Assistant
Topic SEO Content Optimization Tool
Download Trends
Over the past 30 days, Semrush SEO Writing Assistant averaged approximately 33 daily downloads while Topic SEO Content Optimization Tool averaged 7.
Recent Reviews
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
Topic SEO Content Optimization Tool Reviews
Not working / breaks the page if you use it.
It is a pluging that is not working at all and breaks the page if you try to use it. Support is not supporting it. Not replying.
Heaven for SEO, Content optimization can’t get any easier.
Absolutely love the “Topic” Approach, I have been using the topic for some time now, I am happy they have included a WordPress plugin that works great with Guttenberg editor, Now as a WordPress user,
Best SEO Content Writing Plugin
SEO content writing is now easy! This tool helped me in writing SEO content. It gives you LSI keywords by scanning the SERP results. After adding content for the suggested keywords my blog ranking has
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Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.