# Free SEO Tools - DR Check & Names

> 62 free founder utilities on ScrollLaunch - Ahrefs DR checker (single + bulk), website SEO checker, PageSpeed Insights, keyword generator, WHOIS / domain age, meta tags, SPF/DKIM/DMARC, SERP preview, sitemap suite, Markdown converters, startup name generator, SEO compare, title testers, robots.txt, UTM builder, launch checklist, and more. No signup.

```yaml
url: "https://www.scrolllaunch.com/tools"
tool_count: 62
categories: 5
signup_required: "false"
```

## Sitemap suite

Find, validate, count, extract, generate, split/merge, compare, and analyse XML sitemaps:

- **[Sitemap Finder & Checker](https://www.scrolllaunch.com/tools/sitemap-checker)** - Find and validate sitemaps on any website - robots.txt discovery, validity, and URL totals.
- **[Sitemap Validator](https://www.scrolllaunch.com/tools/sitemap-validator)** - Validate XML sitemaps for fetch errors, soft limits, and bad loc/lastmod/changefreq/priority values.
- **[Sitemap Link Counter](https://www.scrolllaunch.com/tools/sitemap-link-counter)** - Free sitemap link counter - count URLs in XML sitemaps and sitemap indexes, including gzipped files.
- **[Sitemap URL Extractor](https://www.scrolllaunch.com/tools/sitemap-url-extractor)** - Extract all <loc> URLs from a sitemap or sitemap index - copy or download CSV.
- **[XML Sitemap Generator](https://www.scrolllaunch.com/tools/sitemap-generator)** - Generate a urlset XML sitemap from a pasted URL list - optional changefreq, priority, and lastmod.
- **[Sitemap Index Generator](https://www.scrolllaunch.com/tools/sitemap-index-generator)** - Build a sitemapindex XML file from a list of child sitemap URLs.
- **[Sitemap Split / Merge](https://www.scrolllaunch.com/tools/sitemap-split-merge)** - Split large URL lists into chunked sitemaps or merge multiple lists - emits an index when needed.
- **[Sitemap Compare](https://www.scrolllaunch.com/tools/sitemap-compare)** - Compare two XML sitemaps to see added, removed, and unchanged URLs.
- **[Sitemap Analytics](https://www.scrolllaunch.com/tools/sitemap-analytics)** - Analyse sitemap URL patterns - path depth, extensions, and top prefixes.
- **[Sitemap Frequency Analyzer](https://www.scrolllaunch.com/tools/sitemap-frequency-analyzer)** - Analyse changefreq and priority distributions in your XML sitemap with practical tips.

## Categories

- **Authority & backlinks** - Ahrefs DR checker (single or bulk), WHOIS / domain age, dofollow audits, and backlink value before outreach.
- **Name & branding** - Generate startup names, taglines, and clean URL slugs before you print the brand.
- **On-page & technical SEO** - Keywords, SERP preview, website SEO checker, PageSpeed Insights, titles, meta tags, schema, headings, hreflang, robots.txt, redirects, headers, SSL, DNS, email auth, uptime, llms.txt, and copy diagnostics. XML sitemaps are grouped in the Sitemap suite on /tools.
- **Markdown & content** - Convert HTML, JSON, CSV, XML, paste, and webpages to Markdown - plus a simple email signature builder.
- **Launch week** - Idea validation, launch checklists, UTM links, QR codes, and ISO week planning.

## All tools by category

### Authority & backlinks

Ahrefs DR checker (single or bulk), WHOIS / domain age, dofollow audits, and backlink value before outreach.

- **[Ahrefs DR Checker](https://www.scrolllaunch.com/tools/domain-rating)** - Free Ahrefs DR checker - live Domain Rating 0–100 for any website, no signup.
- **[SEO Compare](https://www.scrolllaunch.com/tools/website-compare)** - Free website comparison tool - compare on-page SEO, Ahrefs DR, titles, meta, H1, OG tags, and more side by side.
- **[Dofollow / Nofollow Checker](https://www.scrolllaunch.com/tools/dofollow-nofollow-checker)** - Free dofollow/nofollow checker - audit outbound links and rel attributes on any page.
- **[Backlink Value Calculator](https://www.scrolllaunch.com/tools/backlink-value-calculator)** - Estimate relative backlink value from Domain Rating, dofollow vs nofollow, and traffic.
- **[Bulk Domain Rating Checker](https://www.scrolllaunch.com/tools/bulk-domain-rating)** - Free bulk Ahrefs DR checker - paste up to 25 domains, sort by Domain Rating, export CSV.
- **[WHOIS Lookup & Domain Age](https://www.scrolllaunch.com/tools/whois-lookup)** - Free WHOIS and domain age checker - registration date, expiry, registrar, and nameservers via RDAP.

### Name & branding

Generate startup names, taglines, and clean URL slugs before you print the brand.

- **[URL Slug Generator](https://www.scrolllaunch.com/tools/slug-generator)** - Turn a title into a clean, SEO-friendly URL slug - lowercase, hyphenated, no junk characters.
- **[Startup Name Generator](https://www.scrolllaunch.com/tools/startup-name-generator)** - Generate brandable SaaS and startup name ideas from keywords - plus domain-style hints.
- **[Tagline Generator](https://www.scrolllaunch.com/tools/tagline-generator)** - Turn a product name and one-liner into punchy website taglines for hero sections and launches.

### On-page & technical SEO

Keywords, SERP preview, website SEO checker, PageSpeed Insights, titles, meta tags, schema, headings, hreflang, robots.txt, redirects, headers, SSL, DNS, email auth, uptime, llms.txt, and copy diagnostics. XML sitemaps are grouped in the Sitemap suite on /tools.

- **[Meta Description Tester](https://www.scrolllaunch.com/tools/meta-description)** - Write a meta description, see character/pixel estimates, and preview a Google-style SERP snippet.
- **[Open Graph Preview](https://www.scrolllaunch.com/tools/open-graph)** - Preview Facebook and X-style link cards and generate og: title, description, and image tags.
- **[Word Counter](https://www.scrolllaunch.com/tools/word-counter)** - Count words, characters, sentences, and estimated reading time for blogs, taglines, and launch copy.
- **[Title Tag Generator](https://www.scrolllaunch.com/tools/title-tag-generator)** - Build SEO title tags under ~60 characters from a keyword, brand, and page type.
- **[Robots.txt Generator](https://www.scrolllaunch.com/tools/robots-txt-generator)** - Build a clean robots.txt with sitemap URL, disallow paths, and optional AI-scraper blocks.
- **[Redirect Checker](https://www.scrolllaunch.com/tools/redirect-checker)** - Free redirect checker - trace 301/302/307/308 chains, meta refresh, and the final landing URL.
- **[HTTP Header Checker](https://www.scrolllaunch.com/tools/http-header-checker)** - Free HTTP header checker - inspect status, security headers, caching, and X-Robots-Tag.
- **[Canonical URL Checker](https://www.scrolllaunch.com/tools/canonical-url-checker)** - Free canonical URL checker - verify <link rel="canonical"> matches the final URL.
- **[Broken Link Checker](https://www.scrolllaunch.com/tools/broken-link-checker)** - Free broken link checker - scan a page’s outbound links for 4xx/5xx failures.
- **[robots.txt Tester](https://www.scrolllaunch.com/tools/robots-txt-tester)** - Free robots.txt tester - fetch live rules, list sitemaps, and test if a path is allowed.
- **[DNS Lookup](https://www.scrolllaunch.com/tools/dns-lookup)** - Free DNS lookup - A, AAAA, CNAME, MX, NS, TXT, and SOA records for any domain.
- **[SSL Checker](https://www.scrolllaunch.com/tools/ssl-checker)** - Free SSL checker - certificate validity, expiry, issuer, and SAN names.
- **[llms.txt Generator](https://www.scrolllaunch.com/tools/llms-txt-generator)** - Generate llms.txt and a draft ai.txt so answer engines can understand your site.
- **[FAQ Schema Generator](https://www.scrolllaunch.com/tools/faq-schema-generator)** - Turn Q&A pairs into valid FAQPage JSON-LD for Google rich results - copy a ready <script> tag.
- **[Keyword Density Checker](https://www.scrolllaunch.com/tools/keyword-density)** - Paste draft copy to see word count, top phrases, and density % - spot stuffing before you publish.
- **[Reading Time Calculator](https://www.scrolllaunch.com/tools/reading-time)** - Estimate minutes-to-read from any draft - same ~200 wpm style used on ScrollLaunch blog cards.
- **[OG Image Generator](https://www.scrolllaunch.com/tools/og-image-generator)** - Design a 1200×630 Open Graph image in the browser - title, brand, accent - then download PNG.
- **[Keyword Generator](https://www.scrolllaunch.com/tools/keyword-generator)** - Free keyword generator - questions, commercial, comparison, and long-tail ideas from a seed.
- **[Keyword Difficulty Checker](https://www.scrolllaunch.com/tools/keyword-difficulty)** - Free keyword difficulty estimator - heuristic 0–100 from length and modifiers (not Ahrefs KD).
- **[SERP Preview](https://www.scrolllaunch.com/tools/serp-preview)** - Free Google snippet preview - title, URL, and meta description with desktop and mobile width estimates.
- **[Website SEO Checker](https://www.scrolllaunch.com/tools/seo-checker)** - Free website SEO checker - on-page score and checklist for any URL.
- **[Schema Markup Checker](https://www.scrolllaunch.com/tools/schema-markup-checker)** - Free JSON-LD extractor - list schema.org types and raw structured data from any page.
- **[Heading Analyzer](https://www.scrolllaunch.com/tools/heading-analyzer)** - Free heading analyzer - outline H1–H6, flag missing or multiple H1s, copy as Markdown.
- **[Hreflang Checker](https://www.scrolllaunch.com/tools/hreflang-checker)** - Free hreflang checker - list alternate language URLs and flag missing x-default.
- **[Readability Checker](https://www.scrolllaunch.com/tools/readability-checker)** - Free readability checker - Flesch Reading Ease and grade level from pasted copy.
- **[Image Alt Checker](https://www.scrolllaunch.com/tools/image-alt-checker)** - Free image alt checker - list img tags on a page and flag missing alt attributes.
- **[Meta Tags Checker](https://www.scrolllaunch.com/tools/meta-tags-checker)** - Free meta tags checker - extract title, description, robots, OG, Twitter, and every meta name/property.
- **[Website Down Checker](https://www.scrolllaunch.com/tools/website-down-checker)** - Free website down checker - see if a URL is up from our server, with HTTP status and response time.
- **[SPF DKIM DMARC Checker](https://www.scrolllaunch.com/tools/email-auth-checker)** - Free SPF, DKIM, and DMARC checker - plus MX - so founder email is less likely to land in spam.
- **[301 Redirect Generator](https://www.scrolllaunch.com/tools/redirect-generator)** - Free 301 / 302 redirect generator - Apache, Nginx, Vercel, Next.js, Netlify, and Cloudflare snippets.
- **[PageSpeed Insights Checker](https://www.scrolllaunch.com/tools/page-speed-checker)** - Free Google PageSpeed Insights checker - Lighthouse scores, Core Web Vitals, and CrUX field data.

### Markdown & content

Convert HTML, JSON, CSV, XML, paste, and webpages to Markdown - plus a simple email signature builder.

- **[HTML to Markdown](https://www.scrolllaunch.com/tools/html-to-markdown)** - Convert HTML to clean Markdown in your browser - headings, links, lists, and code.
- **[JSON to Markdown](https://www.scrolllaunch.com/tools/json-to-markdown)** - Convert JSON into readable Markdown lists and tables.
- **[CSV to Markdown](https://www.scrolllaunch.com/tools/csv-to-markdown)** - Convert CSV into a GitHub-flavoured Markdown table.
- **[XML to Markdown](https://www.scrolllaunch.com/tools/xml-to-markdown)** - Convert XML documents into structured Markdown bullets.
- **[Paste to Markdown](https://www.scrolllaunch.com/tools/paste-to-markdown)** - Clean messy pasted text into readable Markdown-friendly copy.
- **[Webpage to Markdown](https://www.scrolllaunch.com/tools/webpage-to-markdown)** - Fetch any public webpage and convert its HTML to Markdown.
- **[Email Signature Generator](https://www.scrolllaunch.com/tools/email-signature-generator)** - Build a simple HTML + plain-text email signature for founder outreach.

### Launch week

Idea validation, launch checklists, UTM links, QR codes, and ISO week planning.

- **[Validate Startup Idea](https://www.scrolllaunch.com/tools/startup-validation)** - Free scorecard to validate a startup idea - problem, demand, willingness to pay, and go-to-market experiments for this week.
- **[SaaS Launch Checklist](https://www.scrolllaunch.com/tools/launch-checklist)** - Interactive pre-launch, launch-day, and post-launch checklist for indie SaaS founders.
- **[UTM Link Builder](https://www.scrolllaunch.com/tools/utm-builder)** - Build campaign URLs with utm_source, medium, campaign, content, and term - then copy in one click.
- **[ISO Week Finder](https://www.scrolllaunch.com/tools/iso-week)** - Find the current ISO week or convert any date to YYYY-Www - the calendar ScrollLaunch launches use.
- **[QR Code Generator](https://www.scrolllaunch.com/tools/qr-code-generator)** - Create a PNG QR code for your product, UTM link, or launch page - download or open full size.

## Recommended workflow

- Validate → how to validate a startup idea (free scorecard) before you overbuild
- Name & branding → Startup Name Generator, Tagline Generator, URL Slug Generator
- On-page SEO → Keyword Generator, Meta Tags Checker, SERP Preview, Website SEO Checker, PageSpeed Insights, Title Tag, Open Graph, Robots.txt, Sitemap Checker
- Markdown & content → HTML/JSON/CSV/Webpage to Markdown, Email Signature
- Authority → Ahrefs DR Checker, Bulk Domain Rating, WHOIS / domain age, Website SEO Checker, SEO Compare
- Launch week → Launch Checklist, UTM Builder, SPF/DKIM/DMARC, ISO Week Finder

## Why these tools

Built for launch week: validate the idea, check DR before directory submissions, ship clean meta/OG tags, compare competitors, tag campaign URLs, and align with ScrollLaunch ISO launch weeks.

## Related

- [Pricing](https://www.scrolllaunch.com/pricing) - Free, Premium, and Premium+ launch tiers.
- [Directories](https://www.scrolllaunch.com/directories) - DR-ranked startup directories.