Best 6 Tools for Keyword Research in 2026
Last Updated: September 26, 2025
Ranking well in search results starts with knowing exactly what terms your audience is actually searching for. Keyword Research tools surface search volume, competition, and related terms to help guide content and SEO strategy.
SEO specialists and content marketers rely on keyword research to prioritize the topics most likely to bring in organic traffic.
AppTweak
AppTweakAI-Powered App Store Marketing Platform, 
Surfer SEO
Surfer SEOAI Content Optimization Tool for Higher Rankings, and 
Scalenut
ScalenutAI-Powered SEO Platform for Content Creation and Optimization are the best for Keyword Research. So, let’s take a closer look at all 6 tools.
AppTweak is a complete app store marketing platform that offers four main products: ASO Intelligence for keyword research and competitor tracking, Apple Search Ads Manager for paid campaign optimization, App Reviews Manager for handling user feedback, and Market Intelligence for download and revenue insights.
The platform stands out with its Atlas AI technology, which analyzes app store data to suggest relevant keywords and identify market opportunities. It tracks over 3 million apps across 100+ countries, providing real-time data on keyword rankings, competitor strategies, and market trends.
AppTweak helps mobile teams understand what drives app discovery, optimize their app store listings, manage advertising campaigns, and respond to user reviews efficiently. It works for both iOS App Store and Google Play Store optimization strategies.
Surfer SEO is a content intelligence platform designed to help you write articles that rank higher in Google search results. Think of it as your personal SEO coach that watches what your competitors are doing and gives you a step-by-step guide to beat them.
The tool works by analyzing the top-ranking pages for your target keyword and breaking down exactly what makes them successful. It looks at things like word count, keyword usage, headings, and content structure. Then it gives you real-time suggestions as you write, telling you which keywords to include, how many images to add, and even how long your article should be.
Founded in 2017 in Poland, Surfer has grown to serve over 150,000 customers worldwide. The platform uses machine learning and natural language processing to provide recommendations that are always based on current Google ranking factors, not outdated SEO practices.
Scalenut is an all-in-one AI-powered platform designed to simplify your entire content marketing workflow from start to finish. Think of it as your personal SEO assistant that never sleeps.
The platform uses advanced AI technology to help you discover the right keywords, create content that ranks well on Google, and optimize existing articles for better performance. Unlike basic writing tools, Scalenut focuses specifically on SEO, meaning every piece of content it helps you create is designed to attract more visitors from search engines.
Founded in 2020, Scalenut has quickly grown to serve businesses of all sizes, from solo entrepreneurs to large enterprises. The platform combines keyword research, content creation, optimization tools, and performance tracking all in one place, making it easier to manage your content strategy without jumping between different tools.
Rezi is an AI-powered resume building platform designed to help job seekers create professional, ATS-optimized resumes that get results. Think of it as your personal resume writing assistant that combines artificial intelligence with proven hiring practices to build resumes that employers actually want to read.
The platform uses GPT technology and machine learning to analyze your career information and automatically generate compelling resume content tailored to specific job descriptions. Unlike traditional resume builders that simply provide templates, Rezi actively helps you write better content, suggests relevant keywords, and ensures your resume passes through Applicant Tracking Systems that many companies use to screen applications.
Founded to solve the common problem of resumes getting lost in automated screening processes, Rezi has helped over 3 million job seekers create resumes that lead to more interviews. The platform combines smart technology with user-friendly design to make professional resume creation accessible to everyone.
Enhancv is an AI-powered resume building platform that transforms the way people create job applications. Instead of starting with blank pages, you can upload your existing resume or import your LinkedIn profile, and the AI will help optimize your content for better results.
The platform features over 20 professional templates that are both visually appealing and ATS-compatible. Its smart editor provides real-time feedback on your writing, suggests stronger keywords, and helps you tailor your resume for specific job applications. You can also create matching cover letters and track your job applications all in one place.
The tool works entirely online, so you can access and edit your resumes from anywhere. It's perfect for job seekers who want professional results without design skills.
Appfigures is an all-in-one mobile app analytics and intelligence platform that provides developers and marketers with complete visibility into their app's performance and the competitive landscape. It automatically collects data from major app stores, ad networks, and analytics providers to give you a unified view of your mobile business.
The platform offers three main areas of functionality. First, comprehensive analytics that track downloads, revenue, subscriptions, ratings, and rankings across all app stores. Second, powerful ASO tools that help you discover high-performing keywords, track ranking changes, and optimize your app store listings. Third, competitive intelligence that lets you monitor competitor performance, analyze market trends, and identify growth opportunities.
Whether you're an indie developer with one app or a large publisher managing dozens of apps, Appfigures provides the insights you need to understand your performance, outsmart competitors, and grow downloads organically.