Favicon Checker - Validator, Tester & Generator

Audit any page's favicons, validate sizes & apple-touch-icon, spot broken links, and generate all formats from one SVG. Live alerts.

🔍 Favicon Checker - Validate Every Icon & Generate Them All The all-in-one favicon checker that audits any live page - even on localhost - and generates every format you need from a single SVG. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ✨ WHAT MAKES THIS EXTENSION UNIQUE? 🔎 LIVE FAVICON AUDIT Open any website and instantly see every favicon it serves - pulled from HTML link tags, the web app manifest and browserconfig.xml. • Detects broken links and unreachable icons • Flags size mismatches (declared vs. real dimensions) • Warns when the icon is not served at the site root 🖥️ PERFECT FOR LOCAL & STAGING ENVIRONMENTS Test your favicons BEFORE you deploy. It runs on localhost, 127.0.0.1, custom ports and private staging URLs - so you catch missing or broken icons in development, not in production. • Works on localhost and local dev servers • Validate staging and pre-production sites • Stop favicons that "won't show" before they ever go live 🎯 SMART TOOLBAR ALERTS The toolbar icon changes color automatically as you browse - no clicks needed. • 🟢 Green: favicons are healthy • 🟠 Orange: minor issues (e.g. missing apple-touch-icon) • 🔴 Red: no favicon, or none at the site root 🛠️ ONE-SVG GENERATOR Upload a single SVG (or reuse one found on the page) and download a ready-to-ship pack with every required size. • favicon.ico, 16x16, 32x32, 180x180, 150x150, 192x192, 512x512 • Apple touch icon, Microsoft tile and PWA sizes included ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ⚡ INSTANT, AUTOMATIC WORKFLOW 1️⃣ Open any web page (production OR localhost) 2️⃣ The extension AUTOMATICALLY: • Scans every favicon source • Validates sizes and links • Colors the toolbar icon by health 3️⃣ Click the icon for the full report and recommendations 4️⃣ Need assets? Upload an SVG and download the full pack No setup. No waiting. Just instant, automatic favicon checking. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🛠️ COMPLETE FEATURE LIST 🔍 FAVICON CHECKER & VALIDATOR • Validates ICO, PNG, SVG and apple-touch-icon • Checks web app manifest (manifest.json) icons • Parses browserconfig.xml Microsoft tiles • Detects broken links and size mismatches 🖥️ LOCAL ENVIRONMENT TESTING • Runs on localhost, 127.0.0.1 and custom ports • Validate staging and pre-production builds • Catch favicon issues during development 📋 SMART ADVISOR • Recommendations based on Google, Apple & Microsoft best practices • Highlights missing apple-touch-icon, SVG and root favicon.ico 🧩 RAW ASSET DETECTION • Full list of every detected icon with live previews • Source, declared size and real size for each asset 🎨 SVG FAVICON GENERATOR • Generate all favicon formats and sizes from one SVG • Download everything as a single ZIP ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 💡 WHY FAVICON CHECKING MATTERS ❌ PROBLEMS WITH MANUAL CHECKING: • Favicons fail silently across browsers, iOS and Android • Issues only appear in production, after deploy • Missing apple-touch-icon means iOS uses an ugly screenshot ✅ OUR AUTOMATIC SOLUTION: • Test on localhost and staging first, ship with confidence • See every icon and issue in one click • Generate the exact assets you're missing ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 👥 WHO IS THIS FOR? 💻 WEB DEVELOPERS • Test favicons on localhost before deploying • Debug favicons that won't show in Chrome • Ship correct icons for every platform 🎯 SEO PROFESSIONALS • Audit branding and favicon SEO on any site • Verify icons across client websites fast 🎨 DESIGNERS • Turn one SVG into a complete favicon pack • Preview how icons render at every size ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🚀 GETTING STARTED 1️⃣ Install the extension 2️⃣ Open any website or your localhost dev server 3️⃣ Watch the toolbar icon color 4️⃣ Click it for the full report 5️⃣ Upload an SVG to generate missing assets That's it! No configuration, no setup, no manual triggers. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🔒 PRIVACY & PERMISSIONS This extension: • Does NOT collect any personal data • Does NOT track your browsing history • Does NOT send data to external servers • All processing happens locally in your browser • Only requests the minimum permissions needed to scan the page you choose ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ❓ FREQUENTLY ASKED QUESTIONS (FAQs) Q: Does it work on localhost and staging sites? A: Yes! It runs on localhost, 127.0.0.1, custom ports and private staging URLs, so you can test favicons before deploying to production. Q: Why doesn't my favicon show in Chrome? A: Open the page and click the extension - it shows broken links, wrong sizes or a missing root favicon.ico. Q: Can it generate favicons from an SVG? A: Yes. Upload one SVG and download a full pack with every size and format. Q: Does it check apple-touch-icon and PWA manifest icons? A: Yes - HTML tags, manifest.json and browserconfig.xml are all validated. Q: Is it really free? A: 100% free, no premium version, no hidden costs. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 🏷️ USE CASES Whether you're debugging, auditing or designing icons, here's how this favicon checker helps in real scenarios: • Validate a favicon on any live page: run a full favicon check and validation to confirm every icon loads correctly. • Test favicons before deploying: use it as a favicon tester on localhost and custom ports to catch issues early. • Fix a favicon that won't show in Chrome: a quick favicon debugger for the classic "favicon not showing" problem, in production or on localhost. • Check favicons on staging: verify icons on staging and pre-production URLs before they reach production. • Generate favicons from a single SVG: a built-in favicon generator and maker that turns one SVG into every format (SVG to favicon / favicon converter). • Confirm the right sizes are served: acts as a favicon size checker, comparing declared vs. real dimensions. • Audit Apple and PWA icons: an apple-touch-icon checker plus PWA favicon generator for manifest.json and browserconfig.xml. • Improve favicon SEO: review branding and favicon SEO across client websites in one click. ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 💌 SUPPORT & FEEDBACK Developed with ❤️ by Fever's SEO Team (business.feverup.com) Have suggestions or found a bug? We'd love to hear from you! Contact: mariopalencia88help@gmail.com If you find this extension useful, please consider leaving a ⭐⭐⭐⭐⭐ review!