CRY Tools
Free SEO, content, marketing, and image tools
Measurable web tools that actually work and never ask you to sign up. All in one place.
80 tools
Featured tools
The tools CRY leads with, chosen for depth and everyday use.
8 tools
CRY Web Intelligence
Enter a URL and read technical SEO, content, and link signals in one report.
Open toolWebsite SEO Checker
Measure your technical SEO, content, image, link, international, and structured data signals in one report.
Open toolQR Code Generator
Create QR codes for links, text, email, phone, SMS, WhatsApp, and Wi-Fi.
Open toolImage Compressor
Shrink JPEG, PNG, and WebP images while keeping them sharp.
Open toolUTM Link Builder
Build campaign links with correct utm parameters, using ready channel presets and QR output.
Open toolFavicon Generator
Produce every favicon size your site needs from a single image, plus the HTML block to paste in.
Open toolWord & Character Counter
See words, characters, sentences, and paragraphs instantly, along with reading and speaking time.
Open toolWhatsApp Link Generator
Build a wa.me link that opens a chat without anyone saving your number.
Open toolProfessional web analysis
Deep site analysis based on real HTTP measurement.
4 tools
Hreflang & Canonical Inspector
Check that hreflang and canonical tags agree with each other.
Open tool ProfessionalRedirect Chain Visualizer
Follow a redirect chain hop by hop and spot loops or wasted steps.
Open tool ProfessionalRobots + Sitemap Cross Checker
Compare robots.txt against your sitemap and find the contradictions.
Open tool ProfessionalSchema Builder & Validator
Build structured data markup and validate it against errors.
Open toolSEO tools
Generators and checks for search visibility.
6 tools
Meta Tag Generator
Produce your title, description, canonical, robots, and social tags as one clean HTML block.
Open toolRobots.txt Generator
Build crawler rules with correct syntax: multiple user-agent groups, allow and disallow rules, and sitemap declarations.
Open toolHreflang Tag Generator
Generate valid hreflang tags for your multilingual pages, in both HTML and XML sitemap form.
Open toolXML Sitemap Generator
Produce a valid XML sitemap either by entering URLs yourself or by crawling your site within safe bounds.
Open toolGoogle SERP Preview
See how your title, description, and URL look in search results, live.
Open toolSocial & Open Graph Preview
Preview how your link appears on LinkedIn, X, and WhatsApp.
Open toolContent and marketing
Editorial tools for copy, campaigns and conversion.
6 tools
SEO Slug Generator
Turn a headline into a clean, readable, SEO-friendly URL.
Open toolReadability Analyzer
Score text readability and average sentence length.
Open toolKeyword Density Analyzer
Extract word and phrase density from a body of text.
Open toolDuplicate Content Comparison
Compare two texts and measure how similar they are.
Open toolA/B Test Significance Calculator
Measure whether an A/B test result is statistically significant.
Open toolAd Budget Planner
Split daily and monthly ad budget across channels.
Open toolImage and QR
Prepare images and QR codes without leaving the browser.
2 tools
Security tools
Defensive, passive security checks.
9 tools
Security Header Check
Review HTTP headers that support browser-side security.
Open toolHTTPS and SSL Pre-Check
Review HTTPS access, redirects, certificate information, and mixed-content indicators.
Open toolCookie Security Check
Review Secure, HttpOnly, and SameSite flags visible in the public response.
Open toolForm Security Pre-Check
Review form action, method, password fields, and visible protection indicators in HTML.
Open toolCSP Preview and Builder
Generate a starter CSP draft from visible origins and selected services.
Open toolPassword Policy Simulator
Measure sample length and variety without using a real password.
Open toolSecurity Readiness Score
Review your baseline and top three priorities across eight essential controls.
Open toolPasted Secret Scanner
Scan pasted text for leaked keys and token patterns.
Open toolRandom Strong Password Generator
Generate a strong password with your own length and character set.
Open toolAll tools
The full catalogue. The more niche helpers live here.
45 tools
No tool matches your search.
Ad Character Limit Checker
Check ad headlines and descriptions against character limits.
Open toolBase64 Encode/Decode
Encode text to Base64 or decode it back.
Open toolBcrypt and Argon2 Hash Verifier
Verify that a value matches a bcrypt or Argon2 hash.
Open toolBreak-even ROAS Calculator
Find the break-even ROAS you need to turn a profit.
Open toolCampaign Name Generator
Produce consistent, readable naming for campaigns.
Open toolConversion Rate Calculator
Calculate conversion rate from visits and conversions.
Open toolCPA Calculator
Calculate cost per acquisition (CPA).
Open toolCPC Calculator
Calculate cost per click (CPC).
Open toolCPM Calculator
Calculate cost per thousand impressions (CPM).
Open toolCSP Analyzer
Parse a Content-Security-Policy header and find weak directives.
Open toolCTA Text Analyzer
Assess how clear and actionable your call to action reads.
Open toolCTR Calculator
Calculate click-through rate (CTR) from impressions and clicks.
Open toolEmail Header Analyzer
Read delivery path and SPF/DKIM results from email headers.
Open toolEmail Subject Analyzer
Measure subject line length and spam signals.
Open toolHash Generator
Produce MD5, SHA, and similar hashes for a piece of text.
Open toolHeading Map
Extract the H1–H6 outline and see which levels are skipped.
Open toolHMAC Generator
Compute an HMAC signed with your secret key.
Open toolHreflang Checker
Validate the language and region codes in your hreflang tags.
Open toolHTML and DOM Analysis
Measure HTML weight and DOM node count to find page bloat.
Open toolImage Alt Text Audit
List the alt text on a page and find the images that are missing it.
Open toolInternal Link Analysis
Extract internal links and see which pages receive them.
Open toolJSON Formatter
Indent JSON data into a readable shape.
Open toolJSON Formatter and Validator
Validate JSON syntax and see where the error is.
Open toolJWT Viewer
Read a JWT header and payload without verifying the signature.
Open toolKeyword List Cleaner
Strip duplicates and stray whitespace from a keyword list.
Open toolLead Target Calculator
Work out how many leads a revenue target needs.
Open toolLTV/CAC Calculator
Compare customer lifetime value against acquisition cost.
Open toolMeta Description Analyzer
Measure meta description length and truncation risk.
Open toolMeta Preview
Preview how your title and description appear in a search result.
Open toolMeta Title Analyzer
Check meta title length and how likely it is to be truncated.
Open toolNegative Keyword Editor
Edit negative keyword lists with their match types.
Open toolOpen Graph Preview
Preview the share card a page produces from its Open Graph tags.
Open toolPassword Entropy Calculator
Calculate password entropy in bits.
Open toolPassword Strength Meter
Measure how well a password resists guessing.
Open toolProfit Margin Calculator
Calculate profit margin from cost and selling price.
Open toolROAS Calculator
Calculate return on ad spend (ROAS).
Open toolRobots.txt Checker
Read robots.txt rules and see which paths are blocked.
Open toolROI Calculator
Calculate return on investment (ROI) as a percentage.
Open toolSecure Token Generator
Generate cryptographically random tokens for APIs and sessions.
Open toolSitemap Checker
Parse a sitemap file and find format and URL errors.
Open toolTwitter Card Preview
Check the title, image, and description of a Twitter/X card.
Open toolURL Encode/Decode
Encode or decode URL parameters safely.
Open toolURL Slug Analyzer
Review URL slug length, readability, and problem characters.
Open toolUTM Link Builder
Add consistent UTM parameters to campaign links.
Open toolUUID Generator
Generate standards-compliant unique UUID values.
Open tool