All in One SEO – Powerful SEO Plugin to… vs Spider Blocker (2026)
Detailed side-by-side comparison of two WordPress plugins, based on real-time data from WordPress.org.
All in One SEO – Powerful SEO Plugin to…
3.0M+ active installs
Free
Quick Verdict
As of April 2026, All in One SEO – Powerful SEO Plugin to… has a higher user rating (4.7/5 from 5,075 reviews) and leads in active installations (3.0M+ vs 20K+). Both are free WordPress plugins. All in One SEO – Powerful SEO Plugin to… has accumulated 200M+ total downloads while Spider Blocker has 612K+.
Detailed Comparison
| Metric | All in One SEO – Powerful SEO Plugin to… | Spider Blocker | |
|---|---|---|---|
| Rating | 4.7/5 | ◄ | 4/5 |
| Total Reviews | 5,075 | ◄ | 5 |
| Active Installs | 3.0M+ | ◄ | 20K+ |
| Total Downloads | 200M+ | ◄ | 612K+ |
| Support Resolution | 100% | N/A | |
| Last Updated | 3 weeks ago | ◄ | 1 year ago |
| First Released | 2007 | 2015 | |
| Age | 19 years | 11 years | |
| WP Requires | 5.7+ | 4.0+ | |
| PHP Requires | 7.2+ | false+ | |
| Business Model | Free | Free | |
| Latest Version | 4.9.5.1 | 1.3.7 |
Rating Breakdown
All in One SEO – Powerful SEO Plugin to…
Spider Blocker
Download Trends
Over the past 30 days, All in One SEO – Powerful SEO Plugin to… averaged approximately 72,499 daily downloads while Spider Blocker averaged 26.
Recent Reviews
All in One SEO – Powerful SEO Plugin to… Reviews
Useful but Limited
All in One SEO did help me with basic SEO work, so tnkz for that. But some parts felt less smooth than I expected, and I still had to fix things on my own. 3 star.
Een prettige SEO plugin om mee te werken
Een zeer prettige SEO plugin om mee te werken. Laat direct zien wat je kunt verbeteren en geeft ook een score. Ook de koppeling met AI voor het genereren van een meta beschrijving is erg prettig. Al m
Une aide appréciable
Je commence juste à l’utiliser mais cette extension est déjà d’une grande aide. Je me demande juste si elle est toujours bien à jour avec les cahiers des charges SEO/GEO. On verra bien au fur et à mes
Spider Blocker Reviews
Too many concerns
Apparently you need to keep your htaccess readable all the time or the plugin turns off. I cannot find any info if the htaccess still needs the plugin to function after this. This does not make me fee
Perfect!
Does what it promises to do. No more bad bots to my WP blog 🙂
Good first impression
I like that you can add additional bots. It does what it says and keeps the worst offenders of your page out of the box It also didn’t crash my multi site or disable admin or anything (like “Stop bad
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Frequently Asked Questions
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Plugin data sourced from WordPress.org. Comparison and analysis by PluginSift.