50+ browser tools · Free forever

Free Online Web Tools

Shorten links, transfer files, format JSON, generate QR codes, schedule cron jobs, and more — all in your browser. No installs, no account required for most tools.

Showing 59 tools

SEO

7 tools
SEO

Redirect Checker

Analyze URL redirects and detect 301 or 302 redirect chains.

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SEO

Slug Generator

Convert text into SEO-friendly URL slugs instantly.

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SEO

htaccess Redirect Generator

Generate Apache RewriteRule or Redirect snippets for 301 and 302 moves.

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SEO

XML Sitemap Generator

Turn a list of URLs into a standards-shaped XML sitemap with changefreq and priority.

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SEO

Robots.txt Generator

Build robots.txt rules with allow/disallow paths, optional crawl-delay, and sitemap lines.

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SEO

Keyword Density Checker

Measure word frequency and density in draft copy with optional focus terms.

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SEO

YouTube Tag Extractor

Extract all public tags from any YouTube video URL — free SEO research for creators and marketers.

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Marketing

1 tools
Marketing

UTM Builder

Generate campaign tracking URLs for Google Analytics.

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Developer

15 tools
Developer

Cron Job Scheduler

Schedule HTTP jobs, monitor runs, and manage automation at it3.site/tools/cron.

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Developer

JSON Formatter

Format, beautify, and validate JSON instantly for easier debugging.

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Developer

XML Formatter

Format, beautify, and validate XML instantly for cleaner structured markup.

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Developer

Base64 Encoder / Decoder

Encode text to Base64 or decode Base64 to readable text in one click.

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Developer

Stringify to JSON

Convert stringified JavaScript data into valid and formatted JSON quickly.

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Developer

JSON to Stringify

Convert JSON objects into escaped string format for APIs and data transfer.

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Developer

URL Encoder Decoder

Encode URLs or decode URL-encoded text instantly for safe web data transfer.

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Developer

HTML Encoder / Decoder

Encode or decode HTML entities instantly.

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Developer

CSS Minifier

Minify CSS code instantly by removing spaces and comments.

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Developer

JS Minifier

Minify JavaScript instantly by removing spaces and comments.

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Developer

HTML Minifier

Minify HTML code instantly by removing spaces and comments.

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Developer

JSON Validator

Validate JSON syntax with line hints and a prettified preview when the document parses.

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Developer

HTML Beautifier

Pretty-print HTML with indentation for readable markup—runs locally in your browser.

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Developer

Regex Tester

Test JavaScript regular expressions with flags, matches, and optional replacements.

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Developer

HTTP Headers Checker

Inspect live HTTP response headers and status for public URLs via a safe server fetch.

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Utility

18 tools
Utility

Password Generator

Generate strong and secure random passwords instantly.

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Utility

Unit Converter

Convert length, weight, temperature, area, volume, and more instantly.

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Utility

World Time Converter

Compare global time zones and schedule meetings across cities.

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Utility

Text Case Converter

Convert text to uppercase, lowercase, title case and more.

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Utility

Remove Extra Spaces

Remove unnecessary spaces from text instantly.

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Utility

Text Reverser

Reverse characters, words, or lines instantly.

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Utility

Sort Lines

Sort text lines alphabetically and remove duplicates.

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Utility

Word Counter

Count words, characters, sentences, and reading time.

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Utility

Character Counter

Count characters, spaces, and text length instantly.

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Utility

Random Text Generator

Generate random words, sentences, and paragraphs instantly.

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Utility

Dise

Roll 3D dice like Ludo or Snakes & Ladders — fair random faces and a realistic tumble.

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Utility

Morse Code Translator

Convert text to Morse code and play Morse audio signals.

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Utility

Text to Speech

Free TTS with male & female voices — paste text, play instantly, download MP3. English, Hindi & more.

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Utility

QR Code Generator

Create downloadable QR PNGs for links or text with size and color presets.

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Utility

Age Calculator

Calculate age in years, months, and days from a birth date to today or a custom date.

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Utility

Percentage Calculator

Solve percent-of, what-percent, and percent change between two numbers.

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Utility

Color Picker

Pick any color and copy HEX, RGB, HSL, or CMYK codes instantly — simple, free, no signup.

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Utility

YouTube Subtitle Downloader

Download YouTube subtitles and captions as VTT or plain text — pick the language track you need.

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Image Tools

16 tools
Image Tools

Image Compressor

Shrink JPG/PNG file size in your browser with quality control — private, no upload.

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Image Tools

Image Resizer

Resize photos by exact width and height or scale proportionally.

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Image Tools

JPG to PNG Converter

Upload JPG/JPEG and convert to PNG, WebP, GIF, or SVG — all formats in one tool.

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Image Tools

PNG to WebP Converter

Upload PNG and convert to WebP, JPG, GIF, or SVG — multi-format, browser-only.

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Image Tools

WebP to JPG Converter

Upload WebP and convert to JPG, PNG, GIF, or SVG for universal compatibility.

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Image Tools

PNG to JPG Converter

Upload PNG and export JPG, WebP, GIF, or SVG — high quality, no server upload.

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Image Tools

JPG to WebP Converter

Upload JPG/JPEG and create WebP, PNG, GIF, or SVG — smaller files, local processing.

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Image Tools

WebP to PNG Converter

Upload WebP and convert to PNG, JPG, GIF, or SVG with lossless PNG export.

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Image Tools

GIF Converter

Upload GIF and convert to JPG, PNG, WebP, or SVG. Animated GIFs use the first frame.

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Image Tools

SVG Converter

Upload SVG and rasterize to JPG, PNG, WebP, or GIF — runs entirely in your browser.

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Image Tools

Favicon Generator

Download one ZIP: ICO, SVG, PNGs, web manifest, Windows tile XML, and HTML head snippets.

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Image Tools

Screenshot to PDF

Turn screenshots and images into a one-page PDF download.

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Image Tools

Image to Base64 Converter

Encode images to Base64 or data URLs for HTML, CSS, and APIs.

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Image Tools

Image Crop Tool

Crop images by region with pixel-precise controls and preview.

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Image Tools

Photo Watermark Tool

Add text or logo watermarks with live preview, color picker, opacity, and diagonal placement.

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Image Tools

YouTube Thumbnail Downloader

Download YouTube video thumbnails in HD, SD, and all standard sizes — free, instant, no watermark.

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Communication

2 tools
Communication

File Transfer

Chunked uploads with guest sender verification, secure short download links, and fast recipient delivery. Logged-in senders skip verification; guest transfers must be verified within 15 minutes. Free: 4 GB/month and 10 transfers/month per sender, with auto-delete after 3 days.

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Communication

WhatsApp Link Generator

Create direct WhatsApp chat links without saving numbers.

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