Free tools

SEO Tools

Handy tools to analyze, optimize and improve your website

Technical auditContent & meta tagsLinks & indexingDomain & infrastructureMarketer utilitiesDeveloper utilities

Popular tools

SEO Audit

Complete check of meta tags, headings, content and technical factors in a single run

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Headings Checker (H1–H6)

Analyze the H1–H6 structure, validate the hierarchy and get SEO recommendations

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Meta Tags Checker

Analyze title, description, Open Graph, Twitter Cards and other meta tags

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Technical audit

Full check of your site and its technical health

SEO Audit

Complete check of meta tags, headings, content and technical factors in a single run

PopularOpen

Page Speed Checker

Analyze server response time, TTFB and page size

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Redirect Checker

Analyze the redirect chain, response codes and get recommendations

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Mobile-Friendly Checker

Viewport, responsiveness, touch targets, performance

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SSL Certificate Checker

Analyze security, expiry and SSL/TLS configuration

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Content & meta tags

Optimize text, headings and search snippets

Headings Checker (H1–H6)

Analyze the H1–H6 structure, validate the hierarchy and get SEO recommendations

PopularOpen

Meta Tags Checker

Analyze title, description, Open Graph, Twitter Cards and other meta tags

PopularOpen

Structured Data Checker

Analyze Schema.org, JSON-LD, Microdata and RDFa

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Meta Tags Generator

Builder with a live preview for Google and social media

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Text Analyzer

Keyword density, readability, water content and keyword nausea

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Schema.org Markup Generator

Generate JSON-LD structured data for rich results in search

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Domain & infrastructure

DNS, certificates, WHOIS and hosting

WHOIS Lookup

Registration info, owner, dates and nameservers

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DNS Lookup

Check DNS records: A, AAAA, MX, TXT, CNAME, NS

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Marketer utilities

Generators and helper tools

Word & Character Counter

Count words, characters, sentences and estimate reading time

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.htaccess Generator

Redirects, security, caching and compression

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UTM Link Builder

Build links with UTM parameters to track your marketing campaigns

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Transliteration & Slug Generator

Convert Cyrillic text to Latin and generate SEO-friendly URL slugs

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Developer utilities

Encoding, formatting and hashing data

Base64 Encode / Decode

Encode and decode Base64 right in your browser — data never leaves your device

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JSON Formatter & Validator

Format, minify and validate JSON syntax — all in your browser

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Hash Generator (MD5, SHA)

MD5, SHA-1, SHA-256 and SHA-512 from text — computed locally in your browser

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URL Encoder / Decoder

Encode and decode URLs (percent-encoding) right in your browser

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UUID Generator

Random version 4 UUIDs — one at a time or in bulk, generated in your browser

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Password Generator

Strong passwords based on cryptographic randomness — all in your browser, nothing sent to a server

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