Multiple Conversion Formats
Convert audio files such as M4A, MP3, and WAV; video files such as MP4, WEBM, and MOV; and images such as JPG, PNG, and WEBP into formats suited to your needs.
Please check your input values
Find Easy-to-Use Web Tools
Search for a Tool or
Select a category
Frequently used categories are listed first, with concise card descriptions.
Web Tool CategoriesRanked by actual successful usage in the last 90 days
SubcategoryNarrow down to the tasks you need.
Websites & SEO
21Tools
★ Popular
★ Popular
★ Popular
★ Popular
★ Popular
★ Popular
★ Popular
★ Popular
★ Popular
★ Popular
Easy for BeginnersDirect Input
Comprehensive Website Audit
Check performance, SEO, accessibility, security, and mobile readiness in a single scan.
Websites & SEOComprehensive Check
Easy for BeginnersDirect Input
Page Speed Audit
Analyzes document size, requested resources, and rendering blockers, and displays results from the PageSpeed API integration.
Websites & SEOSpeed
Easy for BeginnersDirect Input
Compare Mobile and Desktop Performance
Compare responsive design, image loading, and script overhead from mobile and desktop perspectives.
Websites & SEOMobile & Desktop
Easy for BeginnersDirect Input
Core Web Vitals Readiness
Checks HTML, CSS, and script patterns that affect LCP, CLS, and INP.
Websites & SEOCore Web Vitals
Easy for BeginnersDirect Input
Basic SEO Audit
Check page titles, descriptions, canonical URLs, indexing, headings, and body structure.
Websites & SEOBasic SEO
Easy for BeginnersDirect Input
Check Page Title & Meta Description
Checks whether search result titles and descriptions are present and within recommended lengths.
Websites & SEOTitle & Description
Easy for BeginnersDirect Input
Analyze H1–H6 Structure
Check page heading order and detect duplicate H1 headings.
Websites & SEOHeadings & ALT Text
Easy for BeginnersDirect Input
Check for Missing Image ALT Text
Find missing, empty, or duplicate image alternative text.
Websites & SEOHeadings & ALT Text
Easy for BeginnersDirect Input
Broken Link Checker
Checks links on a page and summarizes error responses and access failures.
Websites & SEOBroken Links
Easy for BeginnersDirect Input
Check Redirect Chain
Check the URL redirect chain and final destination.
Websites & SEORedirection
Easy for BeginnersDirect Input
Check robots.txt
Check crawler blocking rules and sitemap declarations.
Websites & SEORobots.txt · Sitemap
Easy for BeginnersDirect Input
robots.txt Generator
Generate a robots.txt file using your website URL and allowed or disallowed paths.
Websites & SEORobots.txt · Sitemap
Easy for BeginnersDirect Input
Sitemap Validator
Validate XML sitemap structure and check URL status.
Websites & SEORobots.txt · Sitemap
Easy for BeginnersDirect Input
Sitemap Generator
Collect internal links from a webpage to generate an XML sitemap.
Websites & SEORobots.txt · Sitemap
Easy for BeginnersDirect Input
Open Graph and X Card Preview
Extracts the sharing title, description, and image information and displays them as a card.
Websites & SEOShare Card
Easy for BeginnersDirect Input
Generate Structured Data JSON-LD
Generates draft Article, Product, LocalBusiness, and FAQ schemas.
Websites & SEOStructured Data
Easy for BeginnersDirect Input
Structured Data Validator
Extracts JSON-LD from the page and checks JSON syntax and required properties.
Websites & SEOStructured Data
Easy for BeginnersDirect Input
Check HTTP security headers
Checks security headers such as CSP, HSTS, and X-Content-Type-Options.
Websites & SEOSecurity Headers
Easy for BeginnersDirect Input
Check SSL Certificate Expiration Date
Check the HTTPS certificate issuer, validity period, and days remaining.
Websites & SEOSSL
Easy for BeginnersDirect Input
Look Up DNS Records
Checks A, AAAA, MX, TXT, NS, and CNAME records.
Websites & SEODNS
Easy for BeginnersDirect Input
AI Search Visibility Readiness
Check for a clear answer structure, sources, author information, update details, and structured data.
Websites & SEOAI Search
Everything from file conversion to calculations and diagnostics in one place
REGOLITH is more than a collection of links. It provides functional web tools that take you from entering data and running tasks to reviewing and saving results. Original files remain unchanged, with results created separately. Each tool page explains supported formats, usage steps, and how to review results before you begin.
Getting Started Guide
Instructions for selecting files, configuring options, running tools, and saving results are available on a separate guide page and within each tool.
Detailed Task Descriptions
Provides format characteristics, recommended uses, guidelines for verifying calculation results, and precautions for handling sensitive files.