Technical SEO utilities, SERP previewers, meta tag builders, JSON-LD schema generators, and keyword density analyzers.
All tools in SEO Tools are 100% free and web-based
Free meta title and description checker & tag generator. Preview Google search snippets, test character limits, and generate Open Graph cards.
Free JSON-LD schema generator for structured data markup. Build valid Schema.org JSON-LD code for Articles, FAQs, Products, Reviews, Local Business, Breadcrumbs, Events, HowTo, and more — no signup required.
Generate a custom robots.txt file to guide search engine crawlers and block sensitive directories.
Create standard XML sitemaps for website search engine submission and indexing.
Analyze keyword density, word frequency ratios, and 1/2/3-word n-grams online for free to prevent search engine over-optimization.
Create rich og:title, og:description, og:image meta tags for Facebook, LinkedIn, and Discord previews.
Build UTM-tagged URLs for Google Analytics campaign tracking across email, social, and paid ads.
Preview how your title tag and meta description look on Google desktop & mobile search results online for free, checking character limits and pixel width.
Simulate and preview social media preview cards for Facebook, Twitter/X, LinkedIn, Slack, and Discord.
Validate XML sitemap files for structural errors, missing tags, invalid URLs, and Google Search Console compliance.
Test title tag and meta description lengths against Google Desktop and Mobile pixel width limits.
Discover public subdomains, active IP addresses, and DNS record structures for security research and domain auditing online for free.
Query global DNS servers for domain A, AAAA, MX, TXT, CNAME, and NS record configurations.
Generate AI-search-optimized answer capsules and JSON-LD schema to rank and get cited in Perplexity, ChatGPT Search, Claude, and Google AI Overviews.
All 14 tools in the SEO Tools collection on Toolifia are 100% free with no account registration, no email signup, and no credit card required. Every tool runs directly in your browser using client-side processing for instant results.