19 free SEO utilities — meta tag generator, schema markup generator, robots.txt tools, SERP preview, keyword density checker, keyword rank tracker, and more.
Generate complete SEO meta tags — OG, Twitter Card, robots, JSON-LD
Analyze all SEO meta tags from HTML source, with score and tips
OG tags for Facebook, LinkedIn, WhatsApp with live preview
All 4 Twitter/X Card types with live tweet preview
Title length in characters and pixels, live SERP preview
Length, readability, CTR potential and keyword presence
Visual index/noindex, follow/nofollow, nosnippet controls
Visual robots.txt builder — block/allow bots, crawl delay
Check for errors, test if a URL is blocked for any bot
Valid sitemap.xml manually or by pasting URLs in bulk
1/2/3-word phrase frequency, detect keyword stuffing
Real Google ranking position, single or bulk via CSV
Live desktop, mobile and news-article Google previews
JSON-LD for FAQ, Article, Product, LocalBusiness, Event
rel=canonical tags, URL normalization, bulk generation
SEO, security and caching headers for any URL
Edit a PDF's title, author, subject and keywords
10 readability formulas, vocabulary, keyword density
Clean URL-safe slugs, transliteration, stop-word removal
ApneSoftware's 19 free online SEO tools cover on-page audits, structured data, crawl control and search-result previews — everything needed to prepare a page for Google, Bing and AI answer engines, entirely in your browser.
Build and check meta tags: Meta Tag Generator, Meta Tag Analyzer, Open Graph Generator, Twitter Card Generator, Meta Title Checker, and Meta Description Checker.
Control how search engines crawl your site: Meta Robots Generator, Robots.txt Generator, Robots.txt Analyzer, XML Sitemap Generator, and Canonical URL Generator.
Add rich results and preview search listings: Schema Markup Generator and SERP Preview Tool.
Audit content and track rankings: Keyword Density Checker, Keyword Rank Tracker, Text Readability Score Analyzer, and SEO Slug Generator.
Check server responses and document metadata: HTTP Headers Checker and PDF Metadata Editor.
Yes, every SEO tool on this page is completely free with no signup, no limits and no watermarks — part of ApneSoftware's free, browser-only tool suite.
Yes. The Schema Markup Generator creates JSON-LD for FAQ, Article, Product, LocalBusiness, BreadcrumbList, Event and more rich-result types.
Paste your robots.txt into the Robots.txt Analyzer — it flags directive errors and lets you test whether any specific URL is blocked for a given bot.
Yes. The SERP Preview Tool shows live desktop, mobile and news-article previews before you publish.
The Meta Title Checker and Meta Description Checker measure length in both characters and pixels, with a live Google SERP preview so you know exactly what gets truncated.
Yes. The XML Sitemap Generator builds a valid sitemap.xml entirely in your browser — add URLs manually or paste a bulk list, then download the file.
Yes. The Keyword Density Checker analyzes 1, 2 and 3-word phrase frequency and flags over-repeated phrases so you can avoid keyword stuffing.
Yes. The Keyword Rank Tracker checks your page's actual ranking position for a keyword, one at a time or in bulk via CSV, with country/language targeting.