KW · category

Keyword research tools

Tools for finding the queries people search for, with volume, difficulty and intent. Some estimate volumes from their own clickstream panels, others resell Google Ads data or scrape autocomplete — which is why the same keyword shows different numbers in each.

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Ahrefs
SEO and marketing platform built on its own web crawler index: backlinks, keywords, rank tracking, site audits and AI visibility.

Backlinks & outreachCompetitor researchfrom $29/mo

Score
4.5

Searches / mo368K−15.1%

Organic (US)
1.40M59.8K kw

ReviewsTP —G2 4.5 (534)
Google Keyword Planner
Free keyword research tool inside Google Ads: keyword ideas, monthly search estimates and bid estimates.

Keyword researchFree

Score
4.4

Searches / mo246K+6.0%

Organic (US)
3.77M17.1K kw

ReviewsTP —G2 —
Semrush
SEO and marketing suite: keyword and backlink research, rank tracking, site audit, competitor traffic data and AI visibility tracking.

Keyword researchCompetitor researchfrom $139/mo

Score
4.2

Searches / mo673K−12.9%

Organic (US)
3.05M119K kw

ReviewsTP 4.0 (728)G2 —
AnswerThePublic
Keyword and question research tool that maps what people search around a topic, with AI article drafting via Content Studio.

Keyword researchContent optimization

Score
4.2

Searches / mo165K−18.1%

Organic (US)
19.3K2.1K kw

ReviewsTP 4.1 (16)G2 4.5 (36)
Mangools
SEO toolset of five apps: KWFinder keyword research, SERPChecker, SERPWatcher rank tracking, LinkMiner backlinks and SiteProfiler.

Keyword researchRank tracking

Score
4.2

Searches / mo14.8K−23.9%

Organic (US)
91.4K8.9K kw

ReviewsTP 4.9 (120)G2 4.6 (74)
Keyword Tool
Keyword research from autocomplete suggestions on Google, YouTube, Amazon, TikTok and 12 other platforms; volume data in the Pro plans.

Keyword researchfrom $88/mo

Score
4.1

Searches / mo110K−55.2%

Organic (US)
309K9.6K kw

ReviewsTP 2.8 (3)G2 4.5 (19)
Google Trends
Free Google tool showing relative search interest in topics and terms over time and by location.

Keyword researchFree

Score
4.0

Searches / mo2.24M−24.0%

Organic (US)
650K5.1K kw

ReviewsTP —G2 —
Exploding Topics
Trend research database that flags fast-growing topics, products and startups from search and social signals, plus free SEO tools.

Keyword researchContent optimizationfrom $39/mo

Score
4.0

Searches / mo18.1K0.0%

Organic (US)
192K41.3K kw

ReviewsTP 3.7 (1)G2 —
Serpstat
All-in-one SEO platform: keyword research, competitor and backlink analysis, rank tracking, site audit, clustering and an SEO API.

Keyword researchCompetitor researchfrom $69/mo

Score
4.0

Searches / mo8.1K−34.1%

Organic (US)
22.5K7.6K kw

ReviewsTP 3.1 (12)G2 4.6 (461)
MarketMuse
Content planning and optimization software that models topics, scores content and generates briefs from a site's inventory.

Content optimizationKeyword research

Score
4.0

Searches / mo2.9K−56.0%

Organic (US)
98.4K3.1K kw

ReviewsTP —G2 4.6 (214)
Moz Pro
SEO suite with keyword research, link data, rank tracking, site crawls and AI search visibility tracking; maker of Domain Authority.

Keyword researchBacklinks & outreachfrom $49/mo

Score
4.0

Searches / mo2.9K−13.0%

Organic (US)
397K20.9K kw

ReviewsTP 4.0 (167)G2 4.3 (497)
Ubersuggest
Budget SEO tool from Neil Patel: keyword research, rank tracking, site audit, competitor and backlink data, and AI answer visibility.

Keyword researchRank tracking

Score
3.9

Searches / mo201K−23.4%

Organic (US)
—

ReviewsTP 4.6 (367)G2 4.2 (141)
SpyFu
Competitor research for SEO and Google Ads: the keywords rivals rank for and buy, their ad history, backlinks and rank tracking.

Competitor researchKeyword researchfrom $39/mo

Score
3.9

Searches / mo27.1K−13.2%

Organic (US)
111K5.8K kw

ReviewsTP 1.6 (147)G2 4.6 (510)
WordStream (by LocaliQ)
Online advertising resource from LocaliQ with a free keyword tool, free Google Ads and Facebook Ads graders, and PPC benchmarks.

Keyword researchFree

Score
3.9

Searches / mo12.1K−41.7%

Organic (US)
424K67.1K kw

ReviewsTP 1.9 (569)G2 4.5 (926)
Keywords Everywhere
Browser extension that shows search volume, CPC and competition on Google, YouTube, Amazon and 15+ other sites, paid with credits.

Keyword research

Score
3.8

Searches / mo22.2K−13.1%

Organic (US)
22.5K7.2K kw

ReviewsTP —G2 —
Ranktracker
SEO suite built around a rank tracker, with keyword finder, SERP checker, site audit, backlink tools and an AI article writer.

Rank trackingKeyword researchfrom $39/mo

Score
3.8

Searches / mo8.1K−50.0%

Organic (US)
17.7K9.5K kw

ReviewsTP —G2 4.3 (21)
RankIQ (now part of Aided)
Blogger-focused SEO toolset: hand-picked low-competition keyword libraries by niche and a content grader; now bundled into Aided.

Keyword researchContent optimization

Score
3.7

Searches / mo27.1K−55.3%

Organic (US)
23339 kw

ReviewsTP 3.4 (2)G2 4.9 (532)
Senuto
SEO and content platform with visibility analysis, keyword explorer, rank tracker, content planner/writer and AI Overviews monitoring.

Keyword researchRank tracking

Score
3.7

Searches / mo8.1K−18.4%

Organic (US)
798638 kw

ReviewsTP —G2 4.5 (12)
Backlinko
SEO and AI-search education blog owned by Semrush, with guides, tool reviews and free checkers powered by Semrush data.

Content optimizationSite audit & technicalFree

Score
3.7

Searches / mo5.4K−24.4%

Organic (US)
180K43.4K kw

ReviewsTP 4.0 (3)G2 3.5 (1)
Wope
SEO research platform for keyword discovery, competitor and shared-keyword analysis, backlink research and an AI content assistant.

Keyword researchCompetitor researchfrom $27/mo

Score
3.7

Searches / mo2.4K+6.9%

Organic (US)
10210 kw

ReviewsTP 4.8 (4,621)G2 5.0 (2)
Marketing Miner
Czech SEO suite: keyword research, competitor analysis, rank tracking, site audit, bulk data tools and AI visibility tracking.

Keyword researchCompetitor research

Score
3.7

Searches / mo1.6K−5.9%

Organic (US)
3.7K1.8K kw

ReviewsTP —G2 4.8 (44)
AlsoAsked
Pulls live Google 'People Also Ask' questions for a keyword and maps them into intent trees, by country, city and language.

Keyword researchContent optimizationfrom $15/mo

Score
3.6

Searches / mo9.9K−7.3%

Organic (US)
5.5K197 kw

ReviewsTP —G2 —
Answer Socrates
Keyword and question research tool pulling real questions from Google, Bing, YouTube and AI models, with clustering and LLM tracking.

Keyword researchContent optimizationfrom $19/mo

Score
3.6

Searches / mo6.6K0.0%

Organic (US)
9.1K1.2K kw

ReviewsTP —G2 —
RightBlogger
AI blog automation: finds keywords, writes SEO articles, publishes to your CMS, shares to social, and maintains older posts.

Content optimizationAI search visibilityfrom $59/mo

Score
3.6

Searches / mo1K−38.7%

Organic (US)
10K3.9K kw

ReviewsTP 4.7 (33)G2 —
SpySERP
Rank tracker priced by keyword checks, with competitor tracking, SERP-based keyword clustering and a free SERP checker.

Rank trackingCompetitor researchfrom $9/mo

Score
3.6

Searches / mo720−11.7%

Organic (US)
2.5K1.4K kw

ReviewsTP 4.1 (16)G2 4.8 (20)
Content Harmony
Content brief software: keyword reports with search intent, shareable content briefs and a content grader, priced per workflow.

Content optimizationKeyword researchfrom $50/mo

Score
3.6

Searches / mo210−53.6%

Organic (US)
81.3K4.2K kw

ReviewsTP 4.8 (115)G2 —
Clicks.so
Low-cost all-in-one SEO tool: keyword research, site audits, rank tracking, backlink reports and AI chat visibility scoring.

Keyword researchSite audit & technicalfrom $25/mo

Score
3.6

Searches / mo—no trend

Organic (US)
925847 kw

ReviewsTP 4.8 (1,110)G2 —
KeySearch
Low-cost keyword research tool with difficulty scores, competitor and backlink analysis, rank tracking, site audits and AI editor.

Keyword researchRank trackingfrom $24/mo

Score
3.5

Searches / mo3.6K−41.9%

Organic (US)
9K2.8K kw

ReviewsTP 4.6 (24)G2 4.9 (10)
GrowthBar
AI writing tool for SEO blog content: SERP-based outlines, AI drafts, keyword research and competitor data. Now owned by SEOptimer.

Content optimizationKeyword researchfrom $36/mo

Score
3.5

Searches / mo2.9K−13.9%

Organic (US)
—

ReviewsTP 4.6 (45)G2 —
Soovle
Free tool that shows autocomplete keyword suggestions from up to six engines at once, such as Google, Amazon, YouTube and Bing.

Keyword researchFree

Score
3.5

Searches / mo2.9K−41.6%

Organic (US)
—

ReviewsTP —G2 —
AppTweak
App Store Optimization (ASO) and Apple Ads platform: app keyword tracking, competitor and market data, review management.

Keyword researchRank trackingfrom $79/mo

Score
3.4

Searches / mo14.8K−12.9%

Organic (US)
9.5K2.2K kw

ReviewsTP 2.0 (12)G2 —
DinoRANK
Spanish all-in-one SEO suite: rank tracking, keyword research, competitor visibility, on-page audit, internal linking and AI content.

Rank trackingKeyword research

Score
3.4

Searches / mo3.6K−49.3%

Organic (US)
2.4K856 kw

ReviewsTP 4.1 (29)G2 —
Wincher
Rank tracker with daily Google position updates, local map tracking, keyword research and on-page SEO checks.

Rank trackingKeyword researchfrom $49/mo

Score
3.4

Searches / mo480+1.1%

Organic (US)
57.5K1.9K kw

ReviewsTP —G2 —
Serpstash
Low-cost SEO report tool: page audits with 30+ checks, keyword data, SERP and index checkers, shareable white-label reports.

Site audit & technicalAgency & white-label reportingfrom $10/mo

Score
3.4

Searches / mo10−25.0%

Organic (US)
00 kw

ReviewsTP 3.1 (12)G2 4.6 (462)
Keyword Sheeter
Keyword idea generator based on autocomplete suggestions; official site unreachable on 2026-10-01.

Keyword research

Score
3.3

Searches / mo2.4K−2.9%

Organic (US)
168182 kw

ReviewsTP 3.9 (5)G2 4.7 (60)
Seed Keywords
Free crowdsourced keyword tool: you write a search scenario and contacts type the queries they would use.

Keyword researchFree

Score
3.3

Searches / mo880+47.0%

Organic (US)
1005 kw

ReviewsTP —G2 —
CanIRank
SEO software for small businesses that turns keyword, competitor and link data into a prioritised list of SEO tasks.

Keyword researchCompetitor researchfrom $49/mo

Score
3.3

Searches / mo140−62.2%

Organic (US)
594152 kw

ReviewsTP 3.2 (1)G2 4.7 (11)
Yahini
AI content strategy tool: learns a brand from its URL, builds funnel-mapped keyword plans, writes content briefs and first drafts.

Content optimizationKeyword researchfrom $39/mo

Score
3.2

Searches / mo823K−18.2%

Organic (US)
02 kw

ReviewsTP —G2 —
LowFruits
Keyword research tool that bulk-analyzes Google results to find low-competition keywords where weak, low-authority sites rank.

Keyword researchCompetitor researchfrom $29.90/mo

Score
3.2

Searches / mo1K0.0%

Organic (US)
6.9K2.6K kw

ReviewsTP —G2 —
Seodity
SEO suite with keyword research, daily rank tracking, site audit, backlink checker, competitor analysis and an AI content editor.

Rank trackingKeyword researchfrom $49/mo

Score
3.2

Searches / mo320−52.9%

Organic (US)
4.2K2.3K kw

ReviewsTP 3.1 (2)G2 4.7 (134)
KatLinks
Low-cost SEO tool for small sites and SaaS: rank tracking, keyword research, on-page audits and backlink monitoring.

Rank trackingBacklinks & outreachfrom $19/mo

Score
3.1

Searches / mo1K−36.4%

Organic (US)
16035 kw

ReviewsTP 4.3 (8)G2 —
Serpwe
Keyword discovery from Google and Bing autocomplete, SERP-based keyword clustering, content briefs and AI article writing.

Keyword researchContent optimizationfrom $29/mo

Score
3.1

Searches / mo10+33.3%

Organic (US)
14 kw

ReviewsTP —G2 4.7 (3,942)
Serp Miner
Bulk keyword checkers: allintitle and Keyword Golden Ratio (KGR), keyword difficulty, search volume, Google index status and rank tracking.

Keyword researchRank trackingfrom $29.99/mo

Score
3.1

Searches / mo—no trend

Organic (US)
51105 kw

ReviewsTP —G2 —
Swiftbrief
Content brief generator that finds and clusters keywords from the top 20 results and builds writer-ready briefs and outlines.

Content optimizationKeyword researchfrom $39/mo

Score
3.0

Searches / mo50−61.9%

Organic (US)
932704 kw

ReviewsTP —G2 4.8 (3)
SEO Stuff
Credit-based keyword and backlink lookup tools sold alongside one-time done-for-you AI search content and guest-post packages.

Keyword researchBacklinks & outreach

Score
2.9

Searches / mo140−24.4%

Organic (US)
140188 kw

ReviewsTP —G2 4.3 (12)
Robinize
SEO content tool: analyzes the top 20 ranking pages for a phrase, suggests terms and headings, drafts the article with AI, tracks ranks.

Content optimizationKeyword researchfrom $19/mo

Score
2.9

Searches / mo30−40.0%

Organic (US)
1913 kw

ReviewsTP —G2 5.0 (1)
SEOpital
AI SEO writing tool that analyzes the top 10 results for a keyword, then generates or optimizes an article; also clusters keywords.

Content optimizationKeyword researchfrom $49/mo

Score
2.8

Searches / mo480−68.2%

Organic (US)
4K3.3K kw

ReviewsTP —G2 —
KWHero
Keyword research, topic clustering and AI content briefs built around topical coverage, plus LLM presence metrics.

Keyword researchContent optimizationfrom $59/mo

Score
2.8

Searches / mo140−53.3%

Organic (US)
1318 kw

ReviewsTP 3.4 (4)G2 —
NeuralText
SEO content platform: SERP-based content briefs, keyword clustering, an AI writing assistant and Search Console analytics.

Content optimizationKeyword researchfrom $19/mo

Score
2.7

Searches / mo320−62.2%

Organic (US)
462251 kw

ReviewsTP 1.8 (26)G2 —
Kafkai
MCP plugin that gives Claude, ChatGPT or custom agents SEO data: rankings, backlinks, competitors and Search Console.

AI search visibilityCompetitor research

Score
2.7

Searches / mo170−57.5%

Organic (US)
2332 kw

ReviewsTP 3.5 (16)G2 —

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