Side by side
Pro SERP Cluster vs SEO Algorithm Keyword Clustering
Both stand on keyword clustering tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Web
Pro SERP Cluster focuses on keyword grouping from actual search-result overlap, with settings for region, language and clustering strictness. Its 500-keyword run limit and required Serper.dev key are worth noting.
Visit Pro SERP Cluster Free plan Web
Visit SEO Algorithm Keyword Clustering The facts
| Pro SERP Cluster | SEO Algorithm Keyword Clustering | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Web | Web |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 1 | 3 |
| Maker | Not published | Not published |
| Website | proserpcluster.com | seo-algorithm.com |
| On keyword clustering tools | #11 of 27 | #15 of 27 |
Pro SERP Cluster: what it does well
- Free plan includes CSV import and export.
- Uses Google search result overlap for clustering.
- Supports region, language and overlap threshold settings.
- Exports cluster results as CSV.
- Serper.dev API key remains local for the session.
What to know first
- A Serper.dev API key is required to retrieve SERPs.
- Clustering runs are limited to 500 keywords.
SEO Algorithm Keyword Clustering: what it does well
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