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114+ Free Fast Online Web Utilities

All-in-One Free Online Productivity Tools

Resize & compress images, edit PDFs, format JSON, decode JWT, calculate loan EMIs, generate SEO meta tags & more. 100% private, client-side & zero limits.

Image Tools PDF Tools Developer Tools Text Tools Calculator Tools SEO Tools File & Archive Tools

Trending & Popular Tools

Most frequently used utilities by developers, designers, and students.

Hot

Image Compressor

Reduce JPG, PNG, and WebP file sizes by up to 80% without losing visible image quality.

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Popular

Merge PDF

Combine multiple PDF documents into a single organized PDF file in seconds.

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Top Tool

JSON Formatter & Validator

Beautify, minify, validate, and inspect JSON with syntax highlighting and tree view.

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Popular

Word & Character Counter

Count words, characters, sentences, paragraphs, reading time, speaking time, and top keywords.

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Finance

EMI Loan Calculator

Calculate monthly loan EMI, total interest payable, and yearly payment amortization schedule.

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SEO Pro

Meta Tag Generator & Previewer

Generate HTML meta tags, OpenGraph & Twitter cards with live Google Search result preview.

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Image Tools

Fast, secure online tools to resize, compress, crop, and convert images into modern WebP & AVIF formats directly in your browser.

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Popular

Image Resizer

Resize PNG, JPG, and WebP images by exact pixel dimensions or percentage with aspect ratio lock.

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Hot

Image Compressor

Reduce JPG, PNG, and WebP file sizes by up to 80% without losing visible image quality.

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Fast

Image Converter

Convert images between JPG, PNG, WEBP, AVIF, GIF, and BMP formats instantly.

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Image Cropper

Crop photos online with preset aspect ratios (1:1, 16:9, 4:3) or custom freeform crop.

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SEO Boost

WebP & AVIF Converter

Convert bulky JPG & PNG files to next-gen WebP & AVIF formats for maximum PageSpeed score.

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PDF Tools

Free online PDF utilities to merge, split, compress, convert PDF to JPG and turn JPG pictures into PDF documents.

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Popular

Merge PDF

Combine multiple PDF documents into a single organized PDF file in seconds.

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Split PDF

Extract specific page numbers, page ranges, or split individual pages from a PDF.

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Essential

Compress PDF

Reduce the file size of heavy PDF documents while maintaining readable text and graphics.

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PDF to JPG

Convert PDF pages into high-resolution JPG images individually or as a batch.

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JPG to PDF

Convert JPG, PNG, and WebP images into a single professional PDF document.

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New

PDF Page Extractor

Visually select and extract specific pages from any PDF into a single PDF or separate files in a ZIP archive.

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New

PDF Page Rotator

Permanently rotate individual pages or all pages of a PDF by 90°, 180°, or 270° degrees.

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New

PDF Page Deleter

Delete and remove unwanted, blank, or duplicate pages from any PDF document with visual preview.

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Security

PDF Password Protector

Secure your sensitive PDF documents by applying strong encryption and password protection.

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New

PDF Unlocker

Remove password protection and security restrictions from your known PDF files for easy sharing.

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Privacy

PDF Metadata Remover

Inspect and wipe sensitive author, creator, software, GPS, and creation date metadata from PDF files.

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New

PDF to Text

Extract all plain text and words from PDF pages with live preview, word count stats, and .txt download.

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New

Text to PDF

Convert plain text, notes, or articles into formatted PDF documents with custom typography and margins.

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New

HTML to PDF

Convert HTML code, styled web snippets, and templates into downloadable PDF documents.

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New

PDF Page Numbering

Add custom page numbers, Roman numerals, or "Page X of Y" stamps to any PDF document.

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New

PDF Watermark Tool

Stamp text or image watermarks with custom opacity, rotation angle, and position across all pages.

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Developer Tools

Essential utilities for web developers & engineers: JSON Formatter, Base64 encode/decode, URL encoding, JWT decoder, and hash generators.

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Top Tool

JSON Formatter & Validator

Beautify, minify, validate, and inspect JSON with syntax highlighting and tree view.

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Updated

Base64 Encoder / Decoder

Encode and decode plain text, Unicode strings, binary files, and media to and from Base64 with live media preview.

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URL Encoder / Decoder

Encode special characters into percent-encoding format or decode raw URLs cleanly.

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Security

JWT Decoder

Decode JSON Web Tokens (JWT) to inspect Header, Payload claims, issued at, and expiration status.

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HTML / CSS / JS Minifier

Minify or beautify HTML, CSS, and JavaScript source code to save bandwidth and speed up page load.

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Hash & UUID Generator

Generate cryptographic MD5, SHA-1, SHA-256, SHA-512 hashes and unique UUID v4 strings.

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Fast

JSON Minifier

Compress JSON data by removing whitespace, line breaks, and indentation to reduce payload size.

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Popular

JSON to CSV Converter

Convert JSON data or arrays of objects into structured CSV spreadsheets with nested field flattening.

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CSV to JSON Converter

Transform CSV spreadsheets or TSV tab-delimited data into clean, formatted JSON arrays.

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Essential

XML Formatter

Beautify and indent unformatted XML documents and feeds with customizable tab/space indentation.

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XML Validator

Validate XML syntax and detect unclosed tags, illegal characters, or malformed structures with exact line numbers.

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XML Minifier

Compress XML feeds, sitemaps, and documents by stripping whitespace, comments, and newlines.

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DevOps

YAML Validator

Validate YAML configurations (Docker Compose, Kubernetes, GitHub Actions) with line-accurate error highlighting.

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YAML to JSON Converter

Convert YAML configuration files into formatted or minified JSON data structures.

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JSON to YAML Converter

Convert JSON objects and arrays into clean, human-readable YAML documents.

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Web Dev

HTML Formatter

Beautify, indent, and format messy HTML5 markup and web templates.

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Web Dev

CSS Formatter

Format, beautify, and organize messy CSS stylesheets with clean rule blocks and indentation.

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Web Dev

JavaScript Formatter

Beautify, indent, and format JavaScript and ES6+ source code with clean brace alignment.

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Database

SQL Formatter

Format and pretty-print SQL queries with capitalized keywords and structured clause indentation.

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SQL Minifier

Compress SQL queries into single-line strings and strip comments for embedding in code or migrations.

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Live Preview

Markdown to HTML Converter

Convert Markdown (.md) documents into clean HTML code with a real-time live visual preview pane.

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HTML to Markdown Converter

Convert rich HTML markup, articles, headings, and tables into clean Markdown (.md) format.

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Security

HTML Entity Encoder

Encode special characters, quotes, and symbols into safe HTML entities to prevent XSS vulnerabilities.

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HTML Entity Decoder

Decode HTML entities (named, decimal, hex) back to human-readable plain text characters.

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UUID Tool

UUID Validator

Validate UUID / GUID strings, detect version (v1, v2, v3, v4, v5, NIL), variant, and inspect constituent components.

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Essential

Regex Tester

Test and debug regular expressions in real-time with visual match highlighting, capture groups, and sample patterns.

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Random String Generator

Generate secure random strings, alphanumeric tokens, API keys, and testing identifiers in bulk.

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Essential

Password Generator

Create custom passwords that are easy to remember, easy to say, or completely randomized.

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High Security

Strong Password Generator

Generate military-grade cryptographic passwords with live entropy score and crack-time estimator.

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Popular

QR Code Generator

Create custom QR codes for URLs, WiFi networks, text, vCards, phone numbers, and emails with PNG download.

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Barcode Generator

Generate standard 1D & 2D retail and inventory barcodes (CODE128, EAN-13, UPC, CODE39) with SVG & PNG download.

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Visual Dev

CSS Gradient Generator

Design stunning Linear, Radial, and Conic CSS gradients with interactive color stops, angle dial, and 1-click CSS code.

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Visual Dev

Box Shadow Generator

Create modern, smooth multi-layer 3D box shadows, glassmorphic glows, and neumorphic card effects.

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Visual Dev

CSS Border Radius Generator

Create organic blobs, pill shapes, and fancy 8-point border radius CSS shapes with interactive visual handles.

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Visual Dev

CSS Button Generator

Design high-converting, modern CSS buttons with gradient backgrounds, hover animations, and ripple effects.

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Visual Dev

CSS Spinner Generator

Generate lightweight pure CSS loading spinners, pulsating rings, and animated indicators with zero JavaScript.

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HTML Generator

Quickly generate clean, semantic HTML5 boilerplates, responsive tables, contact forms, and multimedia embeds.

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Asset Tool

Favicon Generator

Convert any image or text into complete multi-resolution favicon packages (16x16, 32x32, 180x180 Apple Touch, 512x512 Android) as a ZIP download.

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Server Tool

.htaccess Generator

Generate secure Apache .htaccess rules: HTTPS redirect, WWW canonicalization, Gzip compression, browser caching, and security headers.

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Text Tools

Supercharge your content workflow with word count statistics, case conversion, duplicate line cleaners, and text diff comparison.

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Popular

Word & Character Counter

Count words, characters, sentences, paragraphs, reading time, speaking time, and top keywords.

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Case Converter

Convert text to UPPERCASE, lowercase, Title Case, Sentence case, camelCase, snake_case, and kebab-case.

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Duplicate Line Remover

Remove duplicate lines from lists, sort lines alphabetically (A-Z / Z-A), and remove empty lines.

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Visual

Text Diff Checker

Compare two text files or code snippets side-by-side to highlight additions, deletions, and modifications.

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Lorem Ipsum Generator

Generate customizable dummy placeholder text by paragraphs, words, sentences, or list items.

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Creative

Username Generator

Generate creative usernames, gamer tags, social media handles, and brand names in bulk.

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Calculator Tools

Instant financial, age, loan EMI, unit conversion, and digital storage file-size calculators for everyday calculations.

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Popular

Percentage Calculator

Calculate percentages: What is X% of Y, percentage increase/decrease, and X is what % of Y.

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Fast

Age Calculator

Calculate exact age in years, months, weeks, days, hours, and next birthday countdown.

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Finance

EMI Loan Calculator

Calculate monthly loan EMI, total interest payable, and yearly payment amortization schedule.

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Unit Converter

Convert units of Length, Weight/Mass, Temperature, Area, Volume, Speed, and Time.

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Instant

Random Number Generator

Generate truly random numbers within any custom min/max range with non-repeating and sorting options.

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SEO Tools

Rank higher on Google with automated Meta Tag generators, robots.txt creators, XML sitemap builders, and Open Graph previews.

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SEO Pro

Meta Tag Generator & Previewer

Generate HTML meta tags, OpenGraph & Twitter cards with live Google Search result preview.

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Robots.txt Generator

Create a custom robots.txt file to guide search engine bots (Google, Bing, Yahoo) and declare your sitemap.

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XML Sitemap Generator

Generate Google-compliant XML sitemaps with custom page priorities and change frequencies.

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Open Graph & Social Card Previewer

Generate and preview Open Graph (OG) tags for Facebook, LinkedIn, Twitter, and Discord.

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13 Types

Schema Markup Generator

Generate Google-compliant JSON-LD structured data for FAQ, Article, Product, LocalBusiness, HowTo, Recipe, Event & 13+ schema types.

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SEO Tool

Open Graph Image Generator

Design high-CTR social share preview banners (1200x630px) for Twitter, Facebook, LinkedIn, and Discord.

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Legal

Privacy Policy Generator

Generate comprehensive, GDPR & CCPA compliant privacy policies for websites, mobile apps, and ecommerce businesses.

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Legal

Terms & Conditions Generator

Generate professional Terms of Service (ToS) agreements to protect your business, intellectual property, and limit liability.

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Legal

Cookie Policy Generator

Generate EU ePrivacy and Cookie Directive compliant cookie policies and classification tables for your website.

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SEO Audit

Meta Title Checker

Check meta title tag length, pixel width truncation (580px), character count, and Google SERP preview.

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SEO Audit

Meta Description Checker

Analyze meta description length, pixel dimensions (~960px), click-through rate factors, and SERP visibility.

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Content SEO

Keyword Density Checker

Analyze single-word, 2-word, and 3-word phrase density, frequency, and stopword filtration.

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Audit

Word Count SEO Checker

Detailed SEO content metrics: word counts, reading level, Flesch Reading Ease score, and paragraph distributions.

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Simulator

SERP Snippet Preview

Simulate Google search results for Desktop and Mobile with rich snippets, star ratings, dates, and query bolding.

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Social SEO

Open Graph Checker

Inspect and validate Open Graph meta tags (og:title, og:image, og:description) with live Facebook & LinkedIn social card previews.

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Social

Twitter Card Generator

Generate and preview Twitter / X Cards (Summary Card, Summary Large Image, Player Card) with live timeline preview.

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Technical SEO

Canonical URL Checker

Audit rel="canonical" tags to detect duplicate content issues, missing canonicals, non-self-referencing links, and HTTP/HTTPS conflicts.

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Crawl SEO

Robots.txt Tester

Test whether specific URLs are Allowed or Blocked by robots.txt directives for Googlebot, Bingbot, and other web crawlers.

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XML Audit

Sitemap Validator

Validate XML Sitemap syntax against sitemaps.org schema, checking <loc>, <lastmod>, <changefreq>, and encoding.

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Extractor

Sitemap URL Extractor

Extract all URLs, last modified dates, and priorities from XML sitemaps and export to CSV, TXT, or JSON.

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Server SEO

HTTP Status Code Checker

Check live HTTP response status codes (200 OK, 301, 302, 403, 404, 500), response times, and header metrics.

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Audit

Redirect Checker

Trace complete 301 and 302 redirect chains step-by-step to eliminate redirect loops and preserve PageRank equity.

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URL SEO

URL Slug Generator

Convert article titles into clean, lowercase, keyword-rich SEO URL slugs with stopword removal and accent transliteration.

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Text Mining

Keyword Extractor

Extract high-relevance keywords and keyphrases from any text using TF-IDF and frequency weight algorithms.

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Structure SEO

Heading Checker

Audit H1-H6 heading hierarchy, detecting missing H1s, multiple H1 tags, and skipped heading levels.

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Accessibility

Image Alt Text Checker

Scan HTML content for <img> tags, flagging missing alt attributes, empty alts, and image accessibility errors.

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Link SEO

Internal Link Checker

Audit on-page links, analyzing internal vs external ratio, anchor texts, and rel="nofollow" attributes.

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Health

Broken Link Checker

Scan HTML content and check live HTTP response codes of all hyperlinks, highlighting 404 broken links.

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Structured Data

Schema Markup Validator

Validate JSON-LD and Microdata schemas against Schema.org types, flagging missing required fields and syntax errors.

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File & Archive Tools

Fast, secure online file utilities: create and extract ZIP archives, compress files, calculate folder sizes, verify MIME types, generate cryptographic hashes, and batch rename files.

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File Size Calculator

Convert between Bytes, KB, MB, GB, TB, and calculate transfer times across 5G, Fiber, 4G, and 3G networks.

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Essential

ZIP Creator

Compress and package multiple files, photos, or documents into a single ZIP archive directly in your browser.

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Popular

ZIP Extractor

Open, inspect, preview contents, and extract files from any ZIP archive online without installing software.

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High Ratio

File Compressor

Universal smart file compressor for images, PDFs, code, text documents, and data archives.

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Directory Tool

Folder Size Calculator

Analyze entire directories: total folder size, file count, file type distribution, and largest files analyzer.

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Security

File Extension Checker

Verify genuine file types by inspecting binary magic bytes to detect spoofed, disguised, or corrupted file extensions.

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MIME Type Checker

Identify the exact IANA MIME type, Content-Type header, and binary signature of any uploaded file.

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Multi-Hash

File Hash Generator

Calculate MD5, SHA-1, SHA-256, SHA-384, SHA-512, and CRC32 cryptographic checksums simultaneously for any file.

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Fast

MD5 File Hash

Generate 128-bit MD5 checksums for files to verify file integrity and detect download corruption.

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Standard

SHA256 File Hash

Compute 256-bit SHA-256 cryptographic hashes for software, packages, ISOs, and sensitive documents.

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Military Grade

SHA512 File Hash

Generate 512-bit high-security SHA-512 cryptographic hashes with 128-character checksums.

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SEO & Dev

File Name Generator

Generate clean, web-safe, SEO-optimized, timestamped, UUID, or random filenames in bulk.

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Batch Tool

File Renamer

Batch rename multiple files at once with custom prefixes, suffixes, numbering, find & replace, and case conversion.

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Why Choose OmniTools?

Built with privacy, speed, and precision in mind.

100% Private & Client-Side

Your images, PDFs, and code snippets are processed right inside your browser. No files are stored or transmitted to remote servers.

Blazing Fast Performance

Enjoy instant results with WebAssembly and HTML5 Canvas technology. Zero queue times and instant file downloads.

Fully Mobile Responsive

Work seamlessly on mobile phones, tablets, or desktop screens with clean, modern, touch-friendly interfaces.

No Signup or Limits

Every single tool is 100% free with unlimited usage. No subscription, watermark, or credit card required.

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