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Most popular tools
Trending now — sorted by views. Tools update automatically based on usage.
Word & Character Counter
Count words, characters, sentences, and paragraphs in text.
Keyword Density Checker
Check keyword frequency and density in your content.
Readability Score Calculator
Calculate Flesch Reading Ease score for content.
Paragraph Length Analyzer
Analyze paragraph lengths and flag overly long paragraphs.
Text Case Converter
Convert text to uppercase, lowercase, title case, or sentence case.
Lorem Ipsum Generator
Generate placeholder text for designs and mockups.
Article Rewriter
Rewrite articles and content for uniqueness.
Plagiarism Checker
Check content for plagiarism and duplicate text.
Privacy Policy Generator
Generate privacy policy for your website.
Terms & Conditions Generator
Create terms and conditions for your website.
YouTube Thumbnail Downloader
Download YouTube video thumbnails in various sizes.
Reading Time Calculator
Estimate reading time from word count and reading speed.
Paragraph Rewriter Lite
Shuffle sentence order and clean up spacing—no AI, no synonyms.
Remove Duplicate Sentences
Remove repeated sentences while keeping original order.
Headline Capitalization Checker
Check and convert headlines to title case with common rules.
Text to Clean HTML Paragraphs
Convert plain text into clean <p> paragraphs and HTML-friendly output.
Markdown to HTML Converter
Convert basic Markdown into clean HTML.
FAQ Schema Builder
Convert Q/A text into FAQPage JSON-LD schema and HTML.
Content Freshness Checker
Detect publish/updated dates and estimate how fresh a page is for SEO.
Sentence Length Analyzer
Analyze sentence lengths (words/chars), spot long sentences, and improve readability.
Passive Voice Detector
Detect passive voice usage in your content to improve clarity, readability, and SEO performance.
Content Cannibalization Checker
Detect keyword overlap and SEO cannibalization between multiple pages on the same site.
Intro Paragraph Optimizer
Analyze and optimize the first paragraph of your content for engagement, clarity, and SEO impact.
Content Depth Estimator
Analyze how deep, comprehensive, and well-structured a page is for SEO and user intent.
LSI Keyword Extractor
Extract semantically related (LSI) keywords from any webpage to improve topical relevance and SEO.
Readability Heatmap Tool
Visualize text readability and sentence complexity using a color-coded heatmap.
Duplicate Paragraph Finder
Find repeated or near-duplicate paragraphs within a page that can harm content quality and SEO.
Content Update Suggestion Tool
Analyze pages and get actionable suggestions on what to update, improve, or refresh for better SEO and user value.
Meta Tags Generator
Generate meta tags for HTML pages.
Title Tag Analyzer
Analyze title tag length and SEO optimization.
Meta Description Checker
Check meta description length and quality.
URL Slug Generator
Generate SEO-friendly URL slugs.
Heading Structure Analyzer
Analyze H1-H6 heading structure.
Meta Tags Analyzer
Extract and analyze meta tags from web pages.
Keyword Position Checker
Check keyword ranking position in search results.
AI SEO Meta Title Generator
Generate optimized meta titles with AI.
AI SEO Meta Description Generator
Create compelling meta descriptions with AI.
H-Tag Hierarchy Validator
Validate heading structure and detect SEO hierarchy issues.
Meta Tag Length Optimizer
Optimize meta title and description length with pixel-based SERP preview.
Emoji Usage Analyzer (SEO Safe)
Analyze emoji usage in titles and check whether it is SEO-safe and user-friendly.
Canonical Conflict Checker
Compare page URL with canonical tag to detect SEO conflicts.
Alt Attribute Quality Checker
Analyze the quality and descriptiveness of image alt attributes for SEO and accessibility.
Schema Presence Detector
Detect which schema.org structured data types are used on a page.
OpenGraph Completeness Checker
Validate Open Graph meta tags and ensure complete social sharing previews.
Duplicate Title Detector
Detect duplicate title tags across multiple URLs.
Internal Keyword Usage Checker
Analyze how a keyword is used across titles, headings, content, and internal links.
Above-the-Fold Content Checker
Detect above-the-fold content delay issues and render-blocking problems.
UTM Builder
Build UTM tracking URLs easily.
Canonical Link Checker
Check canonical URL implementation.
Image Alt Text Generator
Generate SEO-optimized alt text for images. 6 suggestions with copy/download.
Breadcrumb Schema Generator
Generate JSON-LD breadcrumb schema markup for rich results.
Hreflang Tag Generator
Generate hreflang tags for international SEO and multilingual sites.
Robots.txt Generator
Generate robots.txt file for search engines.
XML Sitemap Generator
Create XML sitemap for your website.
HTML Entity Encoder
Encode and decode HTML entities.
Schema Markup Generator
Generate JSON-LD schema markup.
Redirect Chain Checker
Check URL redirects and redirect chains.
URL Rewriting Tool
Generate URL rewrite rules for .htaccess.
WWW Redirect Checker
Check if domain redirects www to non-www.
Htaccess Redirect Generator
Generate .htaccess redirect rules.
Open All URLs
Open multiple URLs at once in browser tabs.
HTML Validation Heuristic Tool
Detect invalid HTML nesting patterns and common markup mistakes.
Indexability Signal Checker
Check meta robots and HTTP header signals that affect page indexability.
Pagination SEO Checker
Check rel="next" and rel="prev" pagination tags and identify SEO pagination issues.
URL Parameter Analyzer
Analyze URL parameters to detect duplicate content and SEO risks.
Trailing Slash Consistency Checker
Check whether URLs behave consistently with or without trailing slashes and detect SEO risks.
HTTP Status Code Mapper
Map HTTP status codes across redirects and final URLs to identify SEO and technical issues.
Duplicate Parameter URL Finder
Find duplicate URLs caused by reordered or repeated query parameters.
Canonical Pagination Conflict Checker
Detect SEO conflicts between canonical tags and paginated pages.
Noindex Conflict Detector
Detect conflicts between noindex directives, HTTP headers, and canonical signals.
Sitemap vs Robots Conflict Checker
Detect URLs listed in XML sitemaps that are blocked by robots.txt directives.
Page Speed Checker
Measure website loading speed.
Broken Image Link Checker
Detect broken image URLs on a page.
Code to Text Ratio Checker
Calculate code vs text ratio on web pages.
Page Size Checker
Check total page weight and size.
Mobile Friendly Test
Test if website is mobile-friendly.
PageSpeed Insights Checker
Check Google PageSpeed Insights score.
View Source Code
View HTML source code of any webpage.
Website Screenshot Generator
Generate screenshots of websites.
Screen Resolution Simulator
Simulate different screen resolutions.
Gzip Compression Test
Test if website uses Gzip compression.
Website Structure Visualizer
Visualize internal link structure and page depth of a website.
HTML Tag Distribution Analyzer
Analyze a webpage and count HTML tags (headings, links, images, lists, tables) for quick structure insights.
Homepage SEO Signal Scanner
Scan and analyze critical SEO signals on a website homepage.
Mobile-Friendliness Heuristic Checker
Analyze mobile usability signals like viewport, responsive CSS, and layout flexibility.
Accessibility Quick Audit
Quickly detect common accessibility issues like missing alt text, labels, and heading problems.
Broken Resource Analyzer
Scan a webpage to detect broken CSS, JS, image, and other linked resources.
Internal Page Ratio Checker
Analyze the ratio of internal pages, discover crawl depth, and detect structural SEO issues.
Site Depth Distribution Tool
Analyze how many clicks it takes to reach pages from the homepage and identify deep or buried content.
Homepage Content Balance Checker
Analyze homepage content balance: text, links, images, headings, and scripts.
SEO Risk Score Generator
Generate an overall SEO risk score by analyzing common technical and on-page SEO issues.
Text to HTML Ratio Calculator
Calculate text to code ratio. Get grade and optimization tips.
Backlink Maker
Create backlinks to your website.
Backlink Checker
Check backlinks pointing to website.
Link Analyzer
Analyze all links on a webpage.
Broken Links Finder
Find broken links on your website.
Links Count Checker
Count total links on a webpage.
Link Price Calculator
Calculate estimated link price for domain.
Anchor Text Analyzer
Analyze inbound and outbound anchor texts on a page.
Link Depth Analyzer
Analyze internal links and measure click depth from the homepage.
Anchor Diversity Checker
Analyze anchor text distribution and detect over-optimized or risky anchor patterns.
Footer Link Analyzer
Analyze SEO risk of footer links.
Broken External JS Link Checker
Detect broken or unreachable external JavaScript files included on a web page.
Link Velocity Estimator
Compare internal link growth between two versions of a page.
Link Placement Analyzer
Analyze links by placement: header vs body vs footer.
Image Link Analyzer
Detect images used as links and analyze alt text, destination URLs, and SEO impact.
Orphan Page Finder
Find pages that have no internal links pointing to them.
Redirecting Link Detector
Find URLs that redirect unnecessarily and reveal redirect chains.
Link Attribute Consistency Checker
Detect inconsistent rel attributes like nofollow, sponsored, and ugc on page links.
Nofollow / Sponsored / UGC Link Checker
Scan page links for rel attributes.
Internal vs External Links Counter
Count internal and external links on a page.
Domain Age Checker
Check how old a domain is.
Whois Lookup
Get WHOIS information for domain.
Domain to IP
Convert domain name to IP address.
Domain Hosting Checker
Find out where domain is hosted.
DNS Records Finder
Find all DNS records for domain.
Domain Authority Checker
Check Moz Domain Authority score.
Page Authority Checker
Check Moz Page Authority score.
SSL Certificate Checker
Check SSL certificate validity, issuer, expiry date, and SAN coverage.
DNS Record Viewer
View A, AAAA, CNAME, MX, TXT, and NS DNS records.
SPF / DKIM / DMARC Checker
Check SPF, DKIM, and DMARC records using DNS TXT lookup.
Domain Redirect Chain Checker
Follow redirect hops and display status codes and final destination.
Domain Name Ideas
Generate domain name ideas based on keywords (suggestions only).
WWW vs Non-WWW Canonical Test
Check if www or non-www version is correctly set as canonical.
Domain Typo Generator
Generate typo variations for brand protection and lookalike domain monitoring.
Domain Length Analyzer
Analyze SEO friendliness based on domain length, structure, hyphens, numbers, and readability signals.
Hyphen & Number Domain Checker
Evaluate the trust impact of hyphens and numbers in a domain name and get improvement tips.
Domain History Signal Checker
Detect domain age and history signals from the site itself (no APIs).
Domain Language Detection Tool
Detect the dominant language of a website by analyzing visible page content and language signals.
Domain Redirect Mapper
Show redirect chains for a root domain (http/https, www/non-www) to diagnose SEO and performance issues.
Domain Keyword Extractor
Extract top keywords and phrases from a domain homepage for quick SEO insights.
WWW vs Non-WWW Checker
Verify WWW vs non-WWW canonical consistency and redirect behavior for SEO.
Multi-Domain Canonical Checker
Detect cross-domain canonical misuse across multiple URLs and domains.
Domain Brandability Score
Score domain memorability heuristics for brand-friendly naming.
Google Malware Checker
Check if site has malware.
Blacklist Lookup
Check if domain is blacklisted.
Suspicious Domain Checker
Check if domain is suspicious.
Email Privacy Checker
Find exposed email addresses in HTML.
MD5 Hash Generator
Generate MD5, SHA1, and SHA256 hashes.
Security Headers Checker
Check if website implements essential security headers like CSP, HSTS, X-Frame-Options.
Mixed Content Checker
Detect insecure HTTP resources loaded on HTTPS pages that break browser security.
Cookie Security Checker
Analyze cookies for Secure, HttpOnly, and SameSite flags. GDPR compliance checker.
Password Strength Checker
Test password strength with real-time feedback. 100% private - runs in your browser.
Clickjacking Protection Checker
Check if website is protected against clickjacking with X-Frame-Options and CSP.
Robots.txt Exposure Checker
Find sensitive paths exposed in robots.txt like admin panels, backups, and databases.
Directory Listing Checker
Detect if directories expose file listings revealing sensitive documents and structure.
Open Port Checker
Scan common ports to find security risks like exposed databases, SSH, and RDP.
HTTP Methods Checker
Test which HTTP methods are allowed - find PUT, DELETE, TRACE vulnerabilities.
Security Header Strength Checker
Grade security headers with detailed scoring, letter grades (A+ to F), and actionable recommendations.
Mixed Content Detector
Detect HTTP resources loaded on HTTPS pages that cause mixed content issues.
Exposed Admin Path Detector
Detect common admin URLs that may expose login panels or sensitive areas.
Directory Indexing Checker
Detect open directories and exposed file listings on websites.
Robots.txt Security Analyzer
Analyze robots.txt to detect exposed admin, login, and sensitive paths.
Cookie Flag Checker
Check Secure and HttpOnly flags on cookies to identify session security risks.
Email Harvest Protection Checker
Detect exposed email addresses on web pages and reduce spam risks.
XML-RPC Exposure Checker
Check if WordPress XML-RPC is exposed and assess attack surface risks.
Form Security Attribute Checker
Analyze HTML forms for CSRF-related security attributes and risks.
HTTPS Redirect Enforcer Checker
Detect weak HTTPS enforcement and improper HTTP to HTTPS redirects.
What is My IP
Show your current IP address.
Reverse IP Lookup
Find domain from IP address.
IP Country Guess
Find geographic location, country, city, ISP, and network info for any IP address.
Class C IP Checker
Check if domains share same Class C IP.
Bulk GEO IP Locator
Find geographic location of multiple IPs.
IPv4 / IPv6 Validator
Validate IPv4 and IPv6 addresses.
CIDR Calculator
Calculate subnet mask, network, broadcast, and host range for IPv4 CIDR blocks.
IP Range to CIDR Converter
Convert an IPv4 start/end range into the smallest set of CIDR blocks.
Reverse DNS Lookup (PTR)
Find PTR hostname for an IPv4 or IPv6 address.
IP Type Checker
Check if an IP is public, private, reserved, loopback, or link-local.
IP Version Detector
Detect whether a domain uses IPv4, IPv6, or dual-stack networking.
IP Header Leak Checker
Scan HTTP response headers to detect potential IP exposure or origin leaks.
Reverse IP Domain Grouper
Find and group domains hosted on the same IP address using DNS-based techniques.
IP CDN Detection Tool
Detect CDN usage using DNS, IP ranges, and HTTP header heuristics.
IP Response Time Analyzer
Measure IP and server response latency without using any external APIs.
IP Port Exposure Heuristic
Detect risky exposed service hints like SSH, FTP, databases, and admin ports using safe heuristics.
IP ASN Guess Tool
Estimate the ASN (Autonomous System Number) of an IP using routing hints.
IP Abuse Signal Checker
Detect blacklist hints without querying lists - heuristic abuse detection.
IP PTR Record Checker
Reverse DNS validation - check PTR records for email deliverability.
Favicon Generator
Generate favicons in all sizes from your image. Get PNG files and HTML code.
URL Encoder/Decoder
Encode and decode URLs.
Base64 Encoder/Decoder
Encode and decode Base64 strings.
Reverse Text
Reverse any text string.
Color Picker Tool
Pick colors and get HEX/RGB values.
RGB to Hex
Convert RGB color values to HEX.
HEX to RGB
Convert HEX color codes to RGB.
QR Code Generator
Generate QR codes from text or URL.
QR Code Decoder
Decode QR codes and read contents.
Image Placeholder Generator
Generate placeholder images for design.
Emojis Remover
Remove emojis from text.
EXIF Data Viewer
View EXIF metadata from images.
EXIF Data Remover
Remove EXIF metadata from images.
UPI QR Code Generator
Generate UPI payment QR codes.
Online Text Editor
Write, format, and export text with auto-save.
Markdown Editor + Preview
Write Markdown with live preview, copy, and export.
Find & Replace Tool
Find and replace text with useful options.
Remove Duplicate Lines
Remove duplicate lines and keep the first/last occurrence.
Sort Lines Tool
Sort lines A→Z or Z→A with optional uniqueness.
Text Diff Checker
Compare two texts and highlight added/removed lines.
JSON Formatter + Validator
Validate and format JSON (pretty or minified).
CSV ⇄ JSON Converter
Convert CSV to JSON and JSON to CSV.
Whitespace Cleaner
Normalize line breaks, remove trailing spaces, and clean whitespace.
Unicode Normalizer
Normalize Unicode and remove problematic hidden characters.
Reverse Text Generator
Reverse text in 7 ways: flip characters, words, upside down, mirror, lines, sentences.
Keyword Highlight Tool
Highlight keywords inside text to analyze SEO usage, placement, and density.
Stop-Word Density Analyzer
Analyze stop-word frequency and density to improve content clarity and SEO.
Character Visual Counter
Visually count characters, spaces, emojis, symbols, and line breaks in real time.
Text Case Normalizer
Normalize text into lowercase, UPPERCASE, Sentence case, Title Case, or toggle case instantly.
Unicode Cleaner Tool
Remove invisible Unicode characters, zero-width spaces, BOMs, and normalize text safely.
Emoji Density Analyzer
Analyze emoji usage density in text to avoid overuse and improve readability and SEO balance.
Text Similarity Checker
Compare two texts and calculate similarity percentage to detect duplication or overlap.
Word Combiner
Merge words in 12 methods: camelCase, snake_case, kebab-case, and more.
Online Notepad
Simple notepad with auto-save. Write notes with real-time word count.
Upside Down Text Generator
Flip text upside down using Unicode. Perfect for social media.
Bold Text Generator
Convert text to bold Unicode. Stand out on social media.
Styled Text Generator
Generate bold, italic, strikethrough, underline text. 6 variations.
Google Index Checker
Check if page is indexed by Google.
Google Cache Checker
Check Google cached version of page.
Moz Rank Checker
Check Moz Rank for your website.
Server Status Checker
Check if server is up or down.
Search Engine Spider Simulator
See page as search engine sees it.
Keywords Suggestion Tool
Get keyword suggestions for SEO.
What is My Browser
Detect your browser information.
Website Ping Tool
Ping website to search engines.
Keyword CPC Calculator
Calculate estimated cost per click for keywords.
YouTube Keywords Extractor
Extract keywords from YouTube videos.
Bank to IFSC Code
Find IFSC code from bank and branch.
IFSC Code to Bank Details
Get bank details from IFSC code.
AI Keyword Cluster Ideas
Generate keyword cluster ideas with AI.
DOM Size Analyzer
Analyze DOM size and detect excessive HTML elements that can slow down your website.
CSS File Weight Checker
Analyze CSS load size by checking file weight, compression, and estimated load impact.
JS Execution Order Analyzer
Detect render-blocking JavaScript and analyze script execution order.
Lazy Load Image Detector
Check whether images on a page use lazy-loading for better performance.
Font Load Analyzer
Detect render-blocking fonts and font loading issues affecting page speed.
HTML Payload Analyzer
Check raw HTML size and compression to improve speed and SEO.
Preload / Prefetch Checker
Detect missing preload, prefetch, and preconnect hints to improve page loading performance.
TTFB Estimator
Estimate server Time To First Byte (TTFB) and analyze backend response speed.
Inline CSS Detector
Detect inline CSS usage and help optimize styles for speed and maintainability.
Unused Asset Finder
Detect CSS, JavaScript, and image assets that may not be required on a webpage.
SEOlust: simple tools that help pages rank better
SEOlust is a fast, free SEO toolbox for content and technical tasks you do every day—without heavy dashboards. Use it to clean up on-page elements, check writing quality, and generate essentials like sitemaps and robots rules. Each tool page includes its own SEO-focused guide and FAQ, which helps both users and search engines understand the purpose of the page.
Popular ways to use SEOlust
- Content polishing: count words, check readability, and keep keyword usage natural.
- Metadata workflow: draft meta titles/descriptions, clean URL slugs, and preview snippets.
- Technical hygiene: validate redirects, check indexability signals, and generate XML sitemaps.
How to get the best SEO results
Start with your draft, then run a quick “quality pass” using a few tools in sequence: readability → keyword checks → title/description → final cleanup. This keeps content aligned with search intent, reduces avoidable mistakes, and improves overall page experience.
FAQ
Are these tools free?
Yes. Most tools are available for free and don’t require an account for basic usage.
Do you store what I paste into tools?
Tools process your input to produce results and are not intended to permanently store your content.
Can I use SEOlust on mobile?
Yes. The layout is fully responsive and works on phones, tablets, and desktops.
What’s the best order to use the tools?
A practical flow is: draft → readability → keyword checks → meta title/description → final validation and cleanup.
Will using these tools guarantee rankings?
No tool can guarantee rankings, but better clarity, relevance, and technical hygiene can improve performance over time.
How do tool pages help SEO?
Each tool page contains unique explanatory content and FAQs that clarify intent, improve topical relevance, and reduce “thin content” signals.