Free tools. Evidence-backed guides.
Start with a tool.Make better web decisions.
Practical tools and source-linked guides for search, accessibility, design, and publishing. No hype. No fake scores. Just what works.
Free to useNo signupInputs stay in your browser
6 live tools found
- Title & Meta PreviewSee how a title and description may appear on desktop and mobile before you publish.
- URL Slug AnalyzerCheck whether a page URL is clean, readable, and durable—without a made-up ranking score.
- Search Readiness ChecklistWork through 18 source-linked basics people regularly overlook—without a fake visibility score.
- Color Contrast CheckerCheck foreground and background colors against sourced WCAG contrast requirements.
- Favicon Generator & Size CheckerUpload an image, check its dimensions, and create practical favicon files for browsers and devices.
- CSS Unit ConverterConvert common CSS length units with the required sizing context shown in plain English.
Popular tools
Free to use. No signup required.
Search appearance
Title & Meta Preview
See how a title and description may appear on desktop and mobile before you publish.
What you getPixel-based desktop + mobile preview
Try it free 
URL structure
URL Slug Analyzer
Check whether a page URL is clean, readable, and durable—without a made-up ranking score.
What you getPlain-language findings
Try it free 
Readiness checklist
Search Readiness Checklist
Work through 18 source-linked basics people regularly overlook—without a fake visibility score.
What you get18 source-linked checks
Try it free SEO & Search3 live · 6 plannedAccessibility1 liveWebsite & Design2 live · 1 plannedImages & Files7 plannedContent & PublishingPlanned
Guides to go deeper
Clear explanations. Real examples. Sources included.
SEO vs. AEO vs. GEO: what is actually different?A plain-English guide to useful distinctions—and the claims that outrun the evidence.ReviewedAug 18, 2026AI search readiness fundamentalsStart with crawlability, useful first-hand content, and measurement you can verify.ReviewedAug 18, 2026When changing an existing URL is dangerousKnow when a cleaner address is worth the redirects, signal updates, and monitoring work.ReviewedAug 18, 2026
Our standard
Built on evidence.
Not opinions.
Every result explains what it can—and cannot—tell you.
- Source-linkedPrimary sources on every evidence-based claim.
- Regularly reviewedVisible dates show when guidance was checked.
- TransparentAssumptions and limitations stay in view.
- No fake scoresNo promises of rankings, compliance, or visibility.
Need a second set of eyes?
Five priority pages. One plain-English action plan.
A human, source-linked review for a small website. Founding price $149.
See the review scope