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SEO Review Tools

Updated: Oct 7, 2026

Run 82+ real-time free SEO, content, and AI tools โ€” check rankings, domain authority, keywords, and backlinks, plus a paid API to automate SEO tasks at scale.

SEO Review Tools

About SEO Review Tools

Overview

SEO Review Tools is a cloud-based platform offering a suite of free SEO, content, and AI tools. Founded in 2013 by Jasja ter Horst and headquartered in Groningen, the Netherlands, it is widely used by SEO professionals, copywriters, and online marketers to improve visibility in search engines and LLMs.

The platform reports 182,712 registered members, about 185,000 monthly visitors, and a 9.3/10 average tool rating. Beyond the free toolkit, SEO Review Tools provides paid API solutions for automated reporting, agentic workflows, and automated SEO tasks.

Key Benefits

  • Provides 82+ real-time free SEO, content, and AI tools on one platform
  • Checks Google rankings, domain authority, page authority, and external backlinks
  • Measures content readability with the Flesch reading ease formula
  • Evaluates brand visibility inside AI answers from ChatGPT, Google AI, and Claude
  • Optimizes content structure for both search engines and AI/LLM retrieval
  • Offers an API for keyword research, backlink audits, and automated SEO tasks

How It Works

Users select a tool such as the website traffic estimator, readability checker, or keyword research tool, then submit a URL or text input. The tool analyzes the input in real time and returns the relevant metrics, such as estimated monthly visitors, readability score, or search volume. The Chrome extension brings several of these checks directly into the browser.

Use Cases

  • SEO professionals run rank, authority, and backlink checks on client sites and competitors
  • Copywriters and content editors use the readability checker and AI content editor to refine drafts
  • Online marketers research keywords and monitor their presence in AI answers
  • Developers and publishers integrate the API into dashboards, BI tools, and AI agent workflows
  • Link builders and technical SEO teams audit external backlinks at scale

Why Choose This Product

SEO Review Tools has operated since 2013 and is trusted by organizations including CNBC, Siemens, and Nokia, with data supplied by partners such as SEMrush. It combines a large free toolkit with paid API access for teams that need automated, scalable SEO reporting and content optimization.

Key Features

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Google Rank Checker

Checks a site's rankings in Google search results.

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Authority Checker

Bulk-checks domain authority and page authority for up to 10 URLs at once.

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Backlink Checker

Audits external backlinks pointing to a domain or page.

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Keyword Research Tool

Sanity-checks search volume and related queries for keywords.

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Readability Checker

Scores content readability using the Flesch reading ease formula for any URL or text.

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AI Visibility Checker

Shows how visible a brand or site is within AI answers from ChatGPT, Google AI, and Claude.

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AI Content Editor

Optimizes content structure for both search engines and AI/LLM retrieval with AI feedback.

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Traffic Estimator

Estimates monthly visitors and pages viewed per session for up to 50 domains per request.

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Headings Checker

Extracts HTML headings from any page to review on-page subhead structure.

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SEO Automation API

Powers agentic workflows, custom reports, and automated keyword and backlink tasks.

SEO Review Tools Pricing

Free
Free

Pricing extracted from the product website and may change. Check the source for current details.