Complimentary SEO & Content Optimization Toolkit
Powerful, browser-based utilities for website owners, bloggers, and marketers. Analyze keywords, find broken links, test site speed, improve readability, and edit images — all without signing up.
The Complete Optimization Suite
Everything you need to analyze, optimize, and enhance your web content in one place.
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Dead Link Finder
Identify broken or inaccessible links that harm your SEO rankings and visitor experience.
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Canonical Tag Creator
Build canonical URLs to prevent duplicate content problems and indexing conflicts.
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Description Writer
Craft compelling, keyword-optimized descriptions that boost engagement and conversions.
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Keyword Analyzer
Examine keyword frequency and distribution to avoid over-optimization penalties.
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Speed Tester
Verify that your content is clear, accessible, and reader-friendly for all audiences.
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Readability Scorer
Verify that your content is clear, accessible, and reader-friendly for all audiences.
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Headline Creator
Generate attention-grabbing, SEO-optimized headlines that drive higher click rates.
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Link Attribute Inspector
Analyze dofollow and nofollow link attributes on any webpage for smarter SEO decisions.
Image Editing & Resizing Utilities
Professional-grade image tools that run entirely in your browser.
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Watermark Adder
Safeguard your images by overlaying text or logo watermarks online.
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Passport Photo Creator
Produce official passport-sized photos that meet any country’s regulations.
Why Pick SEO ToolBox?
Search engines favor sites that load fast, read well, are properly structured, and free of errors. Our instruments help you spot problems and close optimization gaps.
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Lightning-Fast Results
Get immediate analysis and actionable insights without waiting or page reloads.
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Privacy-First Approach
Your data stays in your browser. We never store your content or personal information.
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Professional Accuracy
Built with industry-standard algorithms for dependable, trustworthy results every time.
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Works Everywhere
Fully responsive design that works flawlessly on desktops, tablets, and mobile devices.
Our Powerful Instruments
🔗 Dead Link Finder
Broken links can undermine your SEO performance, visitor trust, and site reputation. Our Dead Link Finder scans your webpages to locate inaccessible or expired links so you can resolve them before they affect your search rankings.
🏷️ Canonical Tag Creator
Duplicate content creates confusion for search engine crawlers. The Canonical Tag Creator helps you produce the appropriate canonical URL to signal which page version should be indexed and prioritized in search results.
📝 Description Writer
Compelling descriptions improve search visibility, credibility, and conversion rates. Our Description Writer assists you in producing engaging, keyword-rich descriptions that distinctly communicate your content or product value.
🔑 Keyword Analyzer
Keyword distribution is fundamental to SEO success. This utility examines your content and displays keyword frequency so you can prevent over-optimization while keeping your writing search-engine optimized.
⚡ Speed Tester
Website loading time directly influences both SEO rankings and visitor satisfaction. Use our Speed Tester to evaluate loading performance and identify the factors that are holding your site back.
📖 Readability Scorer
Accessible content performs better in search results and retains visitor attention. Our Readability Scorer evaluates sentence length, complexity, and structure to confirm your writing is comprehensible for all reader levels.
✨ Headline Creator
Your title is the first element visitors notice in search listings. The Headline Creator helps you craft engaging, SEO-friendly headlines that enhance click-through rates and search visibility.
Who Benefits From These Tools?
Whether you’re polishing a blog article or managing a large-scale website, SEO ToolBox gives you the right instruments to succeed.
About SEO ToolBox
SEO ToolBox is a free online platform offering simple, fast, and reliable SEO and content optimization instruments for website owners, bloggers, digital marketers, and businesses.
Our mission is to make essential optimization tools available to everyone — without complicated setup processes, registrations, or hidden costs. Whether you’re examining keywords, enhancing content readability, testing page performance, or resolving SEO issues, SEO ToolBox has everything you need in one place.
We concentrate on boosting website visibility in search engines, helping users produce high-quality content, and providing precise insights for smarter SEO decisions. All tools are engineered for instant results while adhering to contemporary SEO best practices.