FREE ONLINE TOOLS
🔍 Free SEO Tools
Browse 17 free seo tools on FastTool. All tools run in your browser with no signup required.
About Our SEO Tools
Ranking higher in search results starts with solid SEO fundamentals. FastTool's free SEO tools let you analyze meta tags, check keyword density, generate robots.txt files, inspect Open Graph data, and audit on-page factors. All analysis happens client-side, so your website URLs and content remain private. Whether you are a blogger improving article visibility, a developer adding structured data, or an agency running site audits, these tools provide actionable insights without expensive subscriptions. Use them to identify issues, test fixes, and monitor improvements.
All SEO Tools (17)
Slug Generator
Generate SEO-friendly slugs from any title or heading.
Meta Tag Generator
Generate SEO and Open Graph meta tags, copy the code.
Robots.txt Generator
Generate robots.txt files for search engine crawlers.
Sitemap Generator
Create XML sitemaps from a list of URLs.
Open Graph Preview
Preview how links appear on social media platforms.
Meta Description Checker
Check meta description length and preview how it appears in Google.
Keyword Density Checker
Analyze keyword density and frequency in your text content.
Title Tag Checker
Analyze your page title tag for length, keyword placement, and SERP preview.
Page Speed Estimator
Estimate your webpage's performance score and get actionable tips to improve load speed.
XML Sitemap Generator
Generate a valid XML sitemap from a list of URLs — set priority, change frequency, and last modified date for each URL.
Schema Markup Generator
Generate JSON-LD structured data for articles, products, FAQs, and organizations — improve search engine rich results.
Redirect Checker
Analyze URL redirect chains — enter URLs and simulate redirect paths with status codes for SEO auditing.
YouTube Title Generator
Generate click-worthy YouTube titles optimized for search — enter your topic and target audience to get 10 title variations with power words, numbers, and SEO best practices.
Hreflang Tag Generator
Generate hreflang HTML tags for international SEO. Select languages and enter URLs for each locale to create the correct link rel=alternate tags for your multilingual website's head section.
Robots.txt Validator
Validate your robots.txt file syntax and check for common errors. Paste your robots.txt content to see a detailed report of user-agents, disallow/allow rules, sitemaps, and any issues affecting crawling.
Backlink Checker
Analyze your website's backlink profile and discover link-building opportunities. Enter your URL to get an SEO link audit with authority signals, anchor text recommendations, and actionable strategies to earn high-quality backlinks.
Google Snippet Preview
Preview exactly how your page title, URL, and meta description will appear in Google search results before publishing. Instantly spot truncation issues, optimize for click-through rates, and fine-tune your SEO metadata with real-time character counts.