Keyword Research & AI Content Tools

Research winning keywords, create expert-level SEO briefs, and optimize your content for top Google rankings and strong visibility in AI-powered search results.

Discover new keywords and content ideas

Seobility’s Keyword Research Tool helps you uncover the search terms, questions, and topics your audience actually uses. This allows you to build a data-driven content strategy that attracts relevant traffic and supports long-term search visibility.

• Enter a seed keyword to find related terms, long-tail variations, and common user questions.
• Analyze which keywords your competitors rank for and uncover content gaps.
• Use domain or URL analysis to see which keywords a website already ranks for.
• Evaluate search volume, search intent, and ranking pages to choose keywords with real traffic potential.

Optimize content relevance with TF*IDF analysis

Seobility’s TF*IDF Content Optimization Tool analyzes the top-ranking pages for your target keyword and identifies the terms and topics that consistently appear in high-performing content.

• Identify relevant terms and missing topics in your content.
• Get clear recommendations on which terms to use and how often.
• Edit and optimize your content directly in Seobility’s live editor

Find out what it takes to create top-ranking content

Seobility’s AI-powered SEO Content Brief tool helps you turn content ideas into high-performing pages. It combines user intent analysis with competitive insights to deliver a clear, expert-level SEO content brief.

The tool helps you:

• Understand what top-ranking competitors are doing
• Create structured, SEO-focused content briefs.
• Produce content that is optimized before writing even begins.

Scale your content optimization efforts

Seobility’s content tools are part of an all-in-one SEO platform designed to support your entire optimization workflow.

You can try the Keyword Research Tool and the TF*IDF Tool for free and without registration, limited to 3 requests per day.

By upgrading to one of our paid plans, you can scale your content optimization as your needs grow:

• Get more daily tool requests.
• Access all Seobility features, including Website Audit, Ranking Monitoring, Backlink Monitoring, and more.
• Switch smoothly between research, optimization, and tracking tools in one platform.

Frequently asked questions

Why does keyword research matter for SEO?

Keyword research is the foundation of any SEO strategy. It shows you what your audience actually types into Google — the long-tail variations, the questions, the search intent behind every query. Without it, you risk creating content nobody is looking for.

Once you know which keywords matter, you can:

• Build content that targets real search demand
• Spot keyword gaps your competitors are missing
• Match the right content format to each search intent

What features does the Keyword Research Tool offer?

Seobility’s Keyword Research Tool helps you discover, analyze, and prioritize keyword opportunities for your website. Its main features include:

• Related keyword discovery: Enter a seed keyword to generate a list of relevant keyword ideas, including frequently asked questions, related Google searches, and additional keyword variations.
• URL and domain analysis: Analyze any URL or domain to see which keywords it currently ranks for on Google.
• Competitor keyword comparison: Compare your website with up to two competitors at the same time to identify keyword gaps, overlaps, and untapped opportunities for your content strategy.
• Keyword metrics: Access essential keyword data such as search volume and search intent to assess a keyword’s potential and relevance for your goals.
• Top 10 ranking page analysis: Understand which content formats perform best and how competitive a keyword is.
• Integration with Ranking Monitoring: Select keywords to automatically track your rankings and performance over time.

What does TF*IDF mean?

TF*IDF stands for Term Frequency – Inverse Document Frequency.

It evaluates how important a term is within your content compared to other pages ranking for the same keyword.

How can the TF*IDF Tool help me optimize my content?

The TF*IDF Tool compares your content with the top-ranking pages for your target keyword and shows you which terms appear consistently in high-performing content – and which terms your page might be missing.

Which languages are supported?

The Keyword Research Tool and TF*IDF Tool support 90+ languages and search engines, including Google.com, Google.de, Google.fr, and Google.es.

Do I need a Seobility account to use these tools?

No. You can use both tools for free with up to 3 daily requests.

I would like to try Seobility. Can I do this with a free trial?

Yes. The free trial includes full access to all Premium features, including 50 daily tool requests.