--- title: "Free writing and SEO tools" description: "32 free tools for content creators. No sign-up required." url: "https://skribra.com/tools" type: "index" --- # Free writing and SEO tools 32 free tools. Most run entirely in the browser; the data-backed ones (technical SEO audit, sitemap validator, CMS detector, keyword research) call Skribra's servers and are rate limited. - [Free Word Counter](https://skribra.com/tools/word-counter): Keep your writing on track with Skribra's word counter. Instantly view word, character, and sentence counts to meet your content requirements. - [Free Character Counter](https://skribra.com/tools/character-counter): Need to stay within Twitter's 280 character limit? Writing a meta description for SEO? Use our free character counter to track every character in real time and never exceed your limits. - [Free Sentence Counter](https://skribra.com/tools/sentence-counter): Want to improve your writing's readability? Use our free sentence counter to analyze your content structure, check sentence variety, and ensure your writing flows naturally. - [Free Paragraph Counter](https://skribra.com/tools/paragraph-counter): Structuring a blog post or formatting an essay? Use our free paragraph counter to analyze your content organization and ensure your writing is easy to scan and read. - [Free Reading Time Calculator](https://skribra.com/tools/reading-time-calculator): Publishing a blog post or preparing a presentation? Use our free reading time calculator to estimate how long your content takes to read or speak aloud, so your audience knows what to expect. - [Free Readability Score Calculator](https://skribra.com/tools/readability-score): Check how easy your content is to read. Paste any text to get its Flesch Reading Ease score, Flesch-Kincaid grade level, and the sentence and syllable averages behind both. - [Free Keyword Density Checker](https://skribra.com/tools/keyword-density-checker): Optimize your content for SEO with our free keyword density checker. Analyze how often your target keyword appears and ensure you're not over or under-optimizing. - [Free SERP Preview Tool](https://skribra.com/tools/serp-preview): See exactly how your page will appear in Google search results. Preview your title, meta description, and URL to optimize click-through rates before publishing. - [Free Text Case Converter](https://skribra.com/tools/text-case-converter): Instantly convert text between UPPERCASE, lowercase, Title Case, Sentence case, and more. Perfect for fixing caps lock mistakes or formatting headlines. - [Free Word Frequency Counter](https://skribra.com/tools/word-frequency-counter): Discover which words appear most often in your text. Identify overused words, analyze writing patterns, and optimize keyword distribution with our free word frequency tool. - [Free Lorem Ipsum Generator](https://skribra.com/tools/lorem-ipsum-generator): Generate placeholder text for your designs, mockups, and prototypes. Create paragraphs, sentences, or words of lorem ipsum text instantly. - [Free Duplicate Word Finder](https://skribra.com/tools/duplicate-word-finder): Find repeated words in your writing instantly. Catch accidental duplicates like 'the the' and identify overused words that make your content repetitive. - [Free Passive Voice Detector](https://skribra.com/tools/passive-voice-detector): Find and fix passive voice in your writing. Make your content more direct, engaging, and easier to read with our free passive voice checker. - [Free Slug & URL Optimizer](https://skribra.com/tools/slug-url-optimizer): Convert any text into clean, SEO-friendly URL slugs. Remove special characters, lowercase text, and replace spaces with hyphens automatically. - [Free Adverb Density Checker](https://skribra.com/tools/adverb-density-checker): Find overused adverbs in your writing. Identify words ending in '-ly' and strengthen your prose by replacing weak adverbs with stronger verbs. - [Free Cliché Finder](https://skribra.com/tools/cliche-finder): Detect overused phrases and clichés in your writing. Replace tired expressions with fresh, original language that engages readers. - [Free Paragraph Length Analyzer](https://skribra.com/tools/paragraph-length-analyzer): Analyze paragraph lengths in your content. Find walls of text, optimize for web readability, and ensure your content is easy to scan and read. - [Free Transition Word Checker](https://skribra.com/tools/transition-word-checker): Analyze transition word usage in your content. Ensure your writing flows smoothly with proper connecting words and phrases that guide readers. - [Free Meta Description Checker](https://skribra.com/tools/meta-description-checker): Analyze and optimize your meta descriptions for SEO. Check length, keyword presence, and get tips to improve click-through rates in search results. - [Free Headline Analyzer](https://skribra.com/tools/headline-analyzer): Score any headline out of 100 on length, power words, emotional words, numbers and question format, see exactly which rule moved the score, and get tips to write titles that earn the click. - [Free Heading Structure Checker](https://skribra.com/tools/heading-structure-checker): Analyze your HTML heading hierarchy (H1-H6). Find structure issues, missing headings, and ensure your content is properly organized for SEO and accessibility. - [Free Open Graph Preview](https://skribra.com/tools/open-graph-preview): Preview how your page will appear when shared on Facebook and LinkedIn. Test your Open Graph meta tags and optimize for maximum social engagement. - [Free Twitter Card Preview](https://skribra.com/tools/twitter-card-preview): Preview how your page will appear when shared on Twitter/X. Test your Twitter Card meta tags and optimize for maximum engagement on the platform. - [Free Schema Markup Generator](https://skribra.com/tools/schema-generator): Generate JSON-LD structured data for your pages. Create Article, FAQ, HowTo, and other schema types so search engines and AI answers understand your content. - [Free Robots.txt Generator](https://skribra.com/tools/robots-txt-generator): Create a robots.txt file for your website. Control which pages search engines can crawl and index with this simple, customizable generator. - [Free Table of Contents Generator](https://skribra.com/tools/table-of-contents-generator): Generate a table of contents from your content headings. Paste your article and get a formatted TOC with anchor links ready to copy into your blog post or documentation. - [Free HTML to Markdown Converter](https://skribra.com/tools/html-to-markdown): Convert HTML to clean Markdown instantly. Transform web content, blog posts, and documentation into Markdown format for GitHub, static site generators, or any Markdown-based platform. - [Free Markdown to HTML Converter](https://skribra.com/tools/markdown-to-html): Convert Markdown to clean HTML instantly. Transform your Markdown documents, README files, and notes into properly formatted HTML for websites, emails, or any web-based platform. - [Free Technical SEO Audit](https://skribra.com/tools/technical-seo-audit): Audit any website for on-page SEO issues in seconds. 30 checks across titles, meta tags, canonicals, headings, images, security headers, robots.txt and structured data. - [Free Sitemap Validator](https://skribra.com/tools/sitemap-validator): Validate any XML sitemap instantly. Count URLs, follow nested sitemap indexes, and catch missing lastmod dates, relative URLs and duplicates. - [Free CMS Detector](https://skribra.com/tools/cms-detector): Find out what any website is built with. Detects WordPress, Shopify, Webflow, Wix, Squarespace, Next.js, Ghost and more — with the evidence behind every match. - [Free Keyword Research Tool](https://skribra.com/tools/keyword-research): Find keywords worth writing about. Enter one seed keyword and get up to 50 related terms with monthly search volume, difficulty, cost per click and search intent. ## Machine-readable index - HTML version of this page: https://skribra.com/tools - Site index for agents: https://skribra.com/llms.txt - Sitemap: https://skribra.com/sitemap.xml - Public REST API: https://skribra.com/api/v1 - OpenAPI specification: https://skribra.com/openapi.json