Spook

Showing 25 of 59 from the live probe.

• Google SERP Snippet Preview

  Preview how a page's title and meta description render in Google search, with pixel-width truncation for desktop and mobile.

• Meta Tag Generator

  Generate a complete set of HTML meta tags: title, description, canonical, Open Graph, and Twitter Cards.

• Schema Markup Generator (JSON-LD)

  Build valid JSON-LD structured data (FAQ, Article, Organization, or Product) for rich results.

• Robots.txt Generator

  Build a valid robots.txt: allow or block crawlers, disallow paths, block specific bots, and link a sitemap.

• Word & Character Counter

  Count words, characters, sentences, and paragraphs in text, plus reading and speaking time.

• Character Counter

  Count characters (with and without spaces), words, sentences, and paragraphs in text.

• Readability Score Checker

  Score text readability with Flesch Reading Ease and Flesch-Kincaid Grade, plus a reading level.

• Hreflang Tag Generator

  Generate hreflang link tags for international/multilingual pages, plus an optional x-default.

• Canonical Tag Generator

  Generate a rel=canonical link tag for a URL.

• Meta Robots Tag Generator

  Build a meta robots tag (and X-Robots-Tag header) from index/follow and snippet directives.

• XML Sitemap Generator

  Build an XML sitemap from a list of URLs, with an optional lastmod date.

• Robots.txt Tester

  Test whether a robots.txt allows or blocks a given URL path for a given user-agent.

• Keyword Density Checker

  Analyze text for the most frequent words and phrases with their density, to spot keyword stuffing or thin coverage.

• Blog Headline Analyzer

  Score a headline (0-100) on length, word balance, power/emotional words, numbers, and brackets.

• URL Slug Generator

  Turn a title into a clean, SEO-friendly URL slug: lowercase, hyphenated, accent-safe, optional stopword removal.

• UTM Campaign URL Builder

  Append UTM tracking parameters (source, medium, campaign, term, content) to a destination URL.

• CTR Calculator

  Calculate Click-through rate.

• Conversion Rate Calculator

  Calculate Conversion rate.

• ROAS Calculator

  Calculate ROAS, ROAS (percentage).

• CPM Calculator

  Calculate Cost per 1,000 impressions (CPM).

• CPC Calculator

  Calculate Cost per click (CPC).

• AI Crawler Access Checker

  Check a robots.txt to see which AI crawlers (GPTBot, ClaudeBot, PerplexityBot, Google-Extended, ...) it currently allows or blocks.

• AEO Content Checker (Answer Engine Optimization)

  Score content (0-100) for how easily AI answer engines (ChatGPT, Perplexity, AI Overviews) can quote it, with specific fixes.

• llms.txt Generator

  Generate an llms.txt file from a site name, one-line summary, optional details, and sections of links.

• AI Brand Visibility Prompt Generator

  Generate prompts to test whether ChatGPT/Perplexity/Gemini/Claude recommend a brand, and where it's invisible.