Free tools by Hamza Khalil

SEO & marketing tools

Run practical checks and calculations for your website from one place. Choose a tool below to review search visibility, technical setup, performance or marketing results.

Explore all tools

Free utilities for website owners, marketers and SEO professionals.

PageSpeed Insights Test

Check mobile and desktop performance and review key page speed opportunities.

Test page speed

SEO & GEO Audit

Review on-page SEO and technical signals that help search engines and AI search understand a page.

Run an SEO audit

E-commerce ROI Calculator

Estimate revenue, return on ad spend and growth scenarios using your store metrics.

Calculate ROI

DNS Checker

Look up common DNS records and inspect the public configuration for a domain.

Check DNS records

Domain Expiry Checker

Check domain registration dates and estimated expiration details through RDAP lookup.

Check a domain

Schema Markup Generator

Create and validate structured data markup for common website and business types.

Generate schema markup

Schema Markup Tester

Check JSON-LD syntax, Schema.org context and common missing fields in your browser.

Test structured data

Google SERP Preview

Preview a page title, URL and meta description in a simulated Google search result on desktop and mobile.

Preview a search result

Open Graph & Social Sharing Image Checker

Check social image dimensions, preview sharing cards and copy ready-to-use Open Graph tags.

Check a social image

UTM Builder

Create campaign tracking links with source, medium, name and optional term or content fields.

Build a tracking URL

Meta Tag Generator

Generate page title, description, canonical, robots and social sharing tags.

Generate meta tags

Favicon Previewer

Preview your favicon at common browser tab, bookmark and app icon sizes.

Preview a favicon

Keyword Grouper

Organize keyword phrases into basic groups using shared words; export results as CSV.

Group keywords

UTM Link Cleaner

Remove campaign tags and common ad-click IDs while preserving the rest of your URL.

Clean a URL

Robots.txt Generator

Build crawler allow/disallow rules with a sitemap directive and download the file.

Generate robots.txt

Canonical URL Checker

Compare a page URL with its canonical and review common formatting issues.

Check a canonical

Content Readability Checker

Estimate English text readability, sentence length and reading grade in your browser.

Check readability

Image Alt Text Helper

Draft image alt text from your subject and page context, then edit or copy it.

Draft alt text

Image Compressor

Resize and compress JPEG, PNG and WebP images locally, then download the result.

Compress an image

Image Converter

Convert images to raster, icon, drawing and print formats locally. Your files stay on your device.

Convert an image

Video Converter

Convert browser-playable videos to WebM locally; other containers show their codec limits.

Convert a video

Audio Converter

Convert browser-decodable audio to WAV PCM locally, with clear codec support notes.

Convert audio

Document Converter

Convert supported text, Markdown, HTML and RTF documents to common text formats or PDF.

Convert a document

Domain Authority Checker

Review Crawly authority and backlink signals for a domain, with transparent metric notes.

Check domain authority

Spam Score Checker

Check Crawly’s spam risk estimate and available link signals for a domain.

Check spam score

Backlink Checker

Check Crawly’s indexed backlinks and referring domains for a website domain.

Check backlinks

These tools provide quick checks and estimates. Use the detailed reports and source data from your analytics and search platforms when making business decisions.