SEO Tools & Software
Professional-grade SEO tools built by RedSEO. Audit sites, analyze backlinks, research keywords, calculate ROI, and more — all for free.
RedTools Platform
Our proprietary SEO software suite — keyword tracking, site auditing, backlink monitoring, and competitive analysis in one dashboard.
Free SEO Chrome Extension
SEO ToolBox audits every page you open from Chrome's side panel: health score, schema validation, broken links and redirects, AI crawler access, Core Web Vitals and Search Console data.
Research & Analysis
Dig into any domain — keywords, backlinks, and competitive intelligence.
AI Visibility Checker
See how ChatGPT and Google AI mention your brand — real prompts, citation sources, and an AI visibility score.
Try It FreeDomain Keywords Tool
See which keywords any domain ranks for — position, volume, difficulty, CPC, and intent.
Try It FreeBacklink Checker
Analyze any domain's backlink profile — referring domains, anchor text, spam scores, and dofollow status.
Try It FreeSEO Site Audit
Comprehensive on-page audit with scores for content, technical, performance, and industry benchmarks.
Try It FreeWebsite Page Counter
Count every page on any website instantly. Auto-discovers sitemaps and exports a full URL list.
Try It FreePage Speed Checker
Core Web Vitals from real visitors where Google has the data, plus a lab diagnostic and what to fix first.
Try It FreeSSR Testing Tool
Free server-side rendering test. Compare what Googlebot sees vs the fully rendered DOM and find every meta tag, image, and link missing from your SSR.
Try It FreeRedirect Checker
Trace any URL's full redirect chain hop by hop — catch loops, 302s that should be 301s, and dead ends. Bulk mode with CSV export.
Try It FreeGooglebot Simulator
Render any page as Google's mobile crawler — robots.txt gate, real headless Chrome render, and a clear indexability verdict.
Try It FreeSEO Investment Tools
Data-driven tools to evaluate and justify SEO investment.
Is SEO Worth It?
Enter any domain and get a revenue opportunity analysis with personalized projections and AI brief.
Try It FreeSEO ROI Calculator
Calculate your estimated return on investment from SEO with custom business inputs.
Try It FreeMarketing Budget Calculator
A marketing budget range from published survey data — sourced, banded by company size, and honest about what it will not guess.
Try It FreeROAS Calculator
Return on ad spend, ACOS and profit on ad spend — plus the break-even ROAS your gross margin actually requires.
Try It FreeBreak-Even ROAS Calculator
The exact ROAS you need to stop losing money, and the most you can pay to win an order.
Try It FreeCPC Calculator
Cost per click, CPM and click-through rate from any campaign — and how many clicks your budget buys.
Try It FreeCustomer Acquisition Cost Calculator
What a new customer costs, your LTV:CAC ratio, and how many months they take to pay you back.
Try It FreeCost Per Lead Calculator
CPL, cost per customer, and the break-even lead price your margin and close rate can support.
Try It FreeAverage Order Value Calculator
Your AOV, and what raising it is worth on the orders you already get — no extra traffic needed.
Try It FreeMarketing ROI Calculator
The margin-adjusted return your finance team will accept, beside the revenue figure most people quote.
Try It FreeOutreach Volume Calculator
How many prospects, emails and hours it takes to earn the backlinks you want, and what that costs.
Try It FreeDIY or Hire? SEO Scorer
Eight questions and an honest recommendation on whether to do SEO yourself, buy one piece, or hire.
Try It FreeSEO Maintenance Calendar
A monthly, quarterly and annual maintenance schedule sized to your site, as a downloadable calendar file.
Try It FreeContent & Keyword Tools
Score content opportunities, find keyword gaps, and plan your strategy.
Content Opportunity Score
Upload a SEMrush export and get scored URLs showing the highest content optimization opportunities.
Try It FreeSERP Preview
See where your title and meta description get cut, measured by real pixel width rather than character count.
Try It FreeKeyword Opportunity Score
Upload a CSV and get per-keyword opportunity scores based on volume vs. difficulty.
Try It FreeKeyword Research Assistant
Compare competitor and client keyword data to find gaps, opportunities, and striking distance wins.
Try It FreeKeyword Density Checker
Paste text or a URL to see 1, 2 & 3-word phrase density, keyword-stuffing warnings, and on-page presence.
Try It FreeMeta Description Generator
AI-draft meta descriptions, check character + pixel length, and preview the Google snippet on desktop and mobile.
Try It FreeAI Image Alt Text Generator
Drag in images and get accessible, SEO-friendly alt text from AI vision — with character counts and copy-all.
Try It FreeDeveloper & Utility Tools
Handy utilities for SEO implementation and technical tasks.
Free Hyperlink Maker
Generate clean HTML anchor tags with rel attributes, UTM parameters, and accessibility options.
Try It FreeHTML to Text Converter
Paste HTML code and see a live-rendered preview with styled typography, tables, and links.
Try It FreeMarkdown to Rich Text Converter
Convert Markdown to rich text for Google Docs and email, clean plain text, or semantic HTML — live preview, copy, and download.
Try It FreeURL to Markdown Converter
Turn any web page into clean Markdown — main content extracted, nav and ads stripped, tables and code preserved. Free API included.
Try It FreeLLMs.txt Generator
Crawl your sitemap and generate an llms.txt file — structured text for AI consumption.
Try It FreeLLMs.txt Validator
Validate your llms.txt against the official spec — line-level errors, fix suggestions, live preview, and link checks.
Try It FreeOG Image Generator
Design a 1200×630 social share image in your browser and copy the ready-made og:image meta tags.
Try It FreeTechnical SEO & Generators
Generate and validate the technical files that control crawling, redirects, and structured data.
Robots.txt Generator
Build a robots.txt with one-click AI-crawler blocking (GPTBot, ClaudeBot, CCBot), CMS templates, and syntax checks.
Try It FreeRobots.txt Tester
Test your live robots.txt against Googlebot, Bingbot, and AI crawlers — see the exact rule and line that blocks or allows each URL.
Try It FreeWordPress Robots.txt Generator
Copy-ready robots.txt templates for WordPress, WooCommerce, Multisite and Yoast — render-safe and loadable into the full generator.
Try It FreeBlock AI Bots
Copy-ready robots.txt rules to block every major AI crawler — GPTBot, ClaudeBot, CCBot, PerplexityBot — with an explainer for each.
Try It Freehtaccess Redirect Generator
Create bulk 301/302 redirects, force HTTPS, and canonicalize www as Apache or Nginx — with loop & chain validation.
Try It FreeHreflang Generator & Checker
Build reciprocal hreflang tags or XML sitemap entries, then audit any URL for missing or non-reciprocal tags.
Try It FreeCanonical Tag Generator & Checker
Generate self-referential rel=canonical tags (single or bulk) and check any URL for missing or conflicting canonicals.
Try It FreeVisual Sitemap Generator
Crawl a site’s internal links into an interactive tree diagram with depth and page types — export PNG, SVG, or sitemap.xml.
Try It FreeXML Sitemap Validator
Validate any sitemap or sitemap index against the sitemaps.org protocol, with live checks of sampled URLs for 404s, redirects, and noindex.
Try It FreeVideo Sitemap Generator
Build a valid Google video-sitemap.xml from your video details, with the correct video:video markup and validation.
Try It FreeSchema Markup Generators
Build valid JSON-LD structured data for any content type — live preview, missing-field warnings, and Rich Results validation.
FAQ Schema Generator
Turn Q&A pairs into valid FAQPage JSON-LD with live preview, rich answers, accordion output, and validation.
Try It FreeLocal Business Schema Generator
Generate LocalBusiness JSON-LD with address, hours, geo coordinates and price range for local SEO.
Try It FreeService Schema Generator
Create Service JSON-LD with service type, provider, area served and pricing for service businesses.
Try It FreeVideo Schema Generator
Build VideoObject JSON-LD with thumbnail, upload date, duration and URLs for video rich results.
Try It FreeArticle Schema Generator
Generate Article JSON-LD with headline, author, publish dates and publisher for content E-E-A-T.
Try It FreeProduct Schema Generator
Create Product JSON-LD with price, availability, brand and ratings to earn product rich results.
Try It FreeOrganization Schema Generator
Build Organization JSON-LD with logo, social profiles and contact point for your brand entity.
Try It FreeRecipe Schema Generator
Generate Recipe JSON-LD with ingredients, instructions, times and nutrition for recipe rich results.
Try It FreeEvent Schema Generator
Create Event JSON-LD with dates, venue, tickets, status and attendance mode for event experiences.
Try It FreeCourse Schema Generator
Build Course JSON-LD with provider and course instances (dates, instructor) for course rich results.
Try It FreeHowTo Schema Generator
Generate HowTo JSON-LD with ordered steps, supplies, tools and total time for step-by-step content.
Try It FreeReview Schema Generator
Create Review JSON-LD with item reviewed, rating, author and date for a single genuine review.
Try It FreeJob Posting Schema Generator
Build JobPosting JSON-LD with employer, location, salary and employment type for Google for Jobs.
Try It FreeBreadcrumb Schema Generator
Generate BreadcrumbList JSON-LD so Google shows a breadcrumb trail in your search result.
Try It Free