17.4
SEOcluster.ai is a web-based SEO tool for keyword research, site audits, and competitor research.
Free planWeb
Best Keyword Clustering Tools in 2026
Keyword clustering tools help organize search terms into groups for research and planning. Compare the clustering method and SERP analysis, then consider API access, batch upload, and keyword limits in light of how you gather and process terms. Export formats can affect how results fit into your next steps, while free plans and paid-from pricing provide cost context. SEO Keyword Clustering Tool, SEO Algorithm…
27.3
Seonio Keyword Clustering turns a seed keyword into a topic cluster using live Google rankings.
Free planWebAPIExtension
36.9
Topvisor is a rank-tracking service that checks positions across Google, Yandex, Yandex.com, Bing, Seznam, YouTube, App Store, Google Play, and VK.
Free planWebAPIExtension
- 4
SEO Clusterizer
SEO Clusterizer is a web and API tool that groups semantically related search queries to help SEO specialists, content managers, and marketers plan…
Free planWebAPI6.7From $29 a month - 5
100 SEO Tools Keyword Clustering Tool
100 SEO Tools Keyword Clustering Tool is a web app for sorting keyword lists into groups with similar meaning, search-result overlap, and intent.
Free planWeb6.6Free plan - 6
Absolute Cluster
Absolute Cluster is a web tool for grouping keywords by search intent, planning content in phases, and preparing article briefs.
Free planWeb6.6From $19 a month - 7
beserp Keyword Clustering
Free planWeb6.6$10 one-time - 8
ContentGecko Keyword Clustering
ContentGecko Keyword Clustering is a web tool that groups keywords by similarity across Google search results.
Free planWeb6.6From €19.90 a month - 9
Keyword Cupid
Keyword Cupid is a web platform for SEO professionals, agencies, and content teams to group keywords by search intent.
Web6.5From $9.99 a month - 10
RankYak Keyword Clustering Tool
RankYak Keyword Clustering Tool organizes a keyword list into groups intended to be covered by individual articles.
Free planWebAPI6.5From $99 a month - 11
SEO Scout
SEO Scout is web-based SEO software that combines site crawling with keyword and position reporting from Google Search Console to help identify…
Web6.5From $49 a month - 12
Keyword Insights
Keyword Insights is a keyword research and content tool from Keyword Insights, a company founded in 2020 and based in Stourbridge, England.
WebAPI6.4From $58 a month - 13
KW Clusterized
KW Clusterized organizes raw keyword lists into topical groups to help structure search intent.
AndroidiOSWebAPI6.4 - 14
Rankable
Rankable is an autonomous AI SEO agent that audits a website, selects fixes, applies them, monitors rankings, and sends weekly reports.
WebAPI6.3From $594 a year - 15
Cluster Army Keyword Clusterizer
Cluster Army Keyword Clusterizer is a free web tool that turns a list of terms into keyword clusters.
Free planWeb6.2Free plan - 16
SEO Algorithm Keyword Clustering
Free planWeb6.1Free plan - 17
ClusterView
ClusterView is a web-based AI keyword clustering tool that groups related terms around an anchor keyword.
Web6.0From $15 a month - 18
Keyword Clustering
Keyword Clustering is a free web tool that groups keywords by semantic similarity and search intent, helping teams organize terms for website pages.
Free planWeb6.0Free plan - 19
NeedMyLink Keyword Clustering Tool
NeedMyLink Keyword Clustering Tool groups keyword lists into SEO page clusters by comparing shared URLs among Google’s top 10 results.
Free planWeb6.0Free plan - 20
Zenbrief
WebExtension6.0From $195 a month - 21
Pro SERP Cluster
Pro SERP Cluster is a free web tool that groups keywords according to overlap in actual Google search results.
Free planWeb5.9Free plan - 22
SEO Keyword Clustering Tool
SEO Keyword Clustering Tool is a Python and Streamlit desktop application for analyzing and organizing SEO keywords.
WebLinuxmacOSSelf-hosted5.9 - 23
SerpDad
SerpDad turns keyword lists into search-results-based page plans, topical maps, content briefs, and site audits.
Web5.9From $190 a year - 24
KeyClusters
KeyClusters is a web service that groups keywords into topical clusters from real-time Google search results.
Web5.8$19 one-time - 255.8Free plan