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SlapMyWeb
Free SEO Tools

Audit, Optimize &
Rank Higher Free

18 professional SEO tools that run entirely in your browser. Generate meta tags, validate schema markup, check redirects, preview SERP results — all free, all private.

18
SEO Tools
5.5M+
Monthly Searches
Zero
Server Uploads
Free
Cost

All 18 SEO Tools

Click any tool to start using it instantly. Generate optimized code, validate markup, and audit your SEO in seconds.

Popular

Meta Tag Generator

Create perfect SEO meta tags with OG + Twitter cards. Live character counters.

Use tool free

Meta Tag Analyzer

Analyze any URL's meta tags, OG tags, Twitter cards and SEO elements with scoring.

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Open Graph Tag Generator

Generate Open Graph meta tags with live Facebook and LinkedIn preview.

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Open Graph Checker

Check any URL's Open Graph tags and preview how links appear on social media.

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Twitter Card Generator

Generate Twitter Card meta tags with live preview for summary and large image cards.

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Robots.txt Generator

Build a robots.txt file with a visual editor. Add rules for any user agent.

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Robots.txt Tester

Paste your robots.txt and test if a URL is crawlable by any user agent.

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Popular

Schema Markup Generator

Generate JSON-LD structured data for 15+ schema types with a visual form builder.

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Schema Markup Validator

Validate JSON-LD structured data and check required fields per @type.

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Popular

SERP Snippet Preview

See exactly how your page appears in Google search. Desktop + mobile views.

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Keyword Density Checker

Analyze keyword frequency, density percentage and distribution in any text or URL.

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Heading Tag Checker

Analyze the H1-H6 heading hierarchy of any URL. Detect missing or duplicate headings.

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Hreflang Tag Generator

Generate hreflang link tags for multilingual and multi-regional websites.

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Hreflang Checker

Validate language + region codes against ISO 639-1 / ISO 3166-1.

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UTM Link Builder

Build UTM-tagged campaign URLs with presets for Google Ads, Facebook, email and more.

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Sitemap Validator

Validate XML sitemaps against the sitemaps.org spec. Catches duplicates.

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XML Sitemap Generator

Generate a valid XML sitemap from a list of URLs. Set priority, changefreq and lastmod per URL.

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Canonical Tag Checker

Check canonical tags on any URL. Detect self-referencing, missing or conflicting canonical URLs.

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Why Free SEO Tools Matter for Every Website

Technical SEO is the foundation of search visibility. Without proper meta tags, structured data, and crawl directives, even great content can remain invisible to search engines. Google processes over 8.5 billion searches daily — and the top 3 results capture 75% of all clicks.

Structured data is increasingly critical. Pages with valid schema markup are 2.7x more likely to appear as rich results in Google. Our Schema Markup Generator creates valid JSON-LD for articles, products, FAQs, and local businesses, while the Schema Markup Validator checks your existing markup against Google's requirements.

Meta tag optimization remains one of the highest-ROI SEO activities. A well-crafted title tag and meta description can increase click-through rates by 20-30%. Our Meta Tag Generator creates pixel-perfect tags with character count validation, while the SERP Preview shows exactly how your page will appear in Google search results.

For technical auditing, proper robots.txt configuration controls which pages Google can crawl, and a valid XML sitemap ensures every important page gets discovered. These foundational elements are easy to get wrong — and the consequences are invisible until you check.

Built For Every SEO Task

On-Page SEO Optimization

Generate pixel-perfect meta tags, Open Graph tags and Twitter Cards for every page. Ensure your titles and descriptions display correctly across Google, Facebook and X.

Technical SEO Auditing

Validate your robots.txt rules, check XML sitemaps for errors, test schema markup, and trace redirect chains. Catch crawl issues before Google does.

Content SEO

Preview how your pages appear in Google search results, analyze keyword density for on-page optimization, and check content readability scores.

Local & Structured Data

Generate valid JSON-LD schema markup for articles, products, FAQs and local businesses. Preview how your rich results will appear in Google.

SlapMyWeb vs SmallSEOTools & Others

Why use 5 different websites when one does it all?

Feature
SlapMyWeb
SmallSEOTools / Others
Meta tag generation
Schema markup generator
Partial
Schema markup validator
Robots.txt generator
Sitemap validator
SERP preview
Open Graph tag generator
Twitter Card generator
Redirect checker
Keyword density checker
100% browser-based
No signup required

How Our SEO Tools Work

  1. 1

    Pick a tool

    Choose from 18 specialized SEO tools above — meta tags, schema markup, robots.txt, sitemap validation, and more.

  2. 2

    Enter your URL or content

    Paste a URL to analyze, enter your page details for tag generation, or drop your schema markup for validation. Each tool guides you step by step.

  3. 3

    Get instant analysis

    Results appear in real-time. See validation errors, preview how your page looks in Google, and get actionable recommendations to fix issues.

  4. 4

    Copy optimized code

    Copy generated HTML, JSON-LD, or configuration files with one click. Paste directly into your site's source code or CMS.

SEO tools are just the start

These tools fix one thing each. Our AI scanner checks 240+ SEO signals across 10 pillars — meta tags, schema, performance, content, links and more — in 30 seconds.

Run a free scan

Frequently Asked Questions

Are these SEO tools free?+
Yes, completely free with no limits. Every tool runs in your browser with no signup, no daily caps, and no feature restrictions. Free forever.
How accurate is the schema markup validator?+
Our validator checks your JSON-LD against the official Schema.org specification and Google's rich results requirements. It catches missing required fields, invalid types, and common mistakes that would prevent rich results from appearing in search.
Can I generate meta tags for multiple pages?+
The Meta Tag Generator creates tags one page at a time, but you can generate as many as you need. Each generation gives you ready-to-copy HTML that you paste into your page's <head> section. For bulk auditing, try our full site scanner.
Do you check robots.txt for errors?+
Yes. Our Robots.txt Generator validates syntax, checks for conflicting rules, warns about overly broad disallow patterns that could block Googlebot, and ensures your sitemap URL is properly declared.
Is data sent to your server?+
Most tools run entirely in your browser — your content never leaves your device. Tools like Redirect Checker and Sitemap Validator need to make HTTP requests, but we never store your URLs or results on our servers.
How do these compare to Yoast or RankMath?+
Yoast and RankMath are WordPress plugins that work inside your CMS. Our tools are standalone and work with any website — WordPress, Shopify, custom-built, anything. They're ideal for quick audits, generating code snippets, and validating markup before deployment.

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