Free Online Tools — PDF, Image, Text, Color and Developer Tools

Text Tools

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Word Counter

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

Case Converter

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

Remove Duplicate Lines

Delete repeated lines from a list while keeping the original order.

Sort Lines

Sort lines alphabetically, naturally, by length, in reverse, or shuffle them.

Text Cleaner

Remove extra spaces, broken line breaks, blank lines and invisible characters from text.

Text Compare (Diff)

Compare two texts line by line and highlight what was added or removed.

Lorem Ipsum Generator

Generate placeholder text by paragraphs, sentences or words, optionally wrapped in HTML.

Find and Replace Text

Find and replace words or patterns in text, with match case, whole words and regex.

Readability Checker

Score English text with Flesch, Flesch–Kincaid, Gunning Fog, SMOG and more.

Word Frequency Counter

Count how often each word and two-word phrase appears in your text.

Text to Speech

Listen to any text read aloud with your device’s voices, speed and pitch.

Developer Tools

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JSON Formatter and Validator

Validate, pretty-print, minify and sort JSON, with exact line and column for errors.

Base64 Encoder and Decoder

Encode text or files to Base64 and decode Base64 back to text, with URL-safe support.

URL Encoder and Decoder

Percent-encode text for URLs, decode encoded URLs and list query parameters.

HTML Entity Encoder and Decoder

Escape text for safe use in HTML, or turn HTML entities back into characters.

UUID Generator

Generate random v4 or time-ordered v7 UUIDs in bulk, and inspect any UUID.

Hash Generator

Calculate MD5, SHA-1, SHA-256, SHA-384 and SHA-512 hashes of text or files, and verify checksums.

JWT Decoder

Decode JSON Web Tokens, check expiry and verify HMAC signatures — locally in your browser.

Regex Tester

Test JavaScript regular expressions with live match highlighting, groups and replacement preview.

Unix Timestamp Converter

Convert Unix timestamps to dates and dates to timestamps, in seconds or milliseconds.

CSV to JSON Converter

Convert CSV to JSON and JSON back to CSV, with quoted fields and delimiter detection.

JSON to YAML Converter

Convert JSON to clean, correctly quoted YAML for configuration files.

YAML to JSON Converter

Convert YAML to JSON, with anchors, multiple documents, YAML 1.1 and exact error positions.

XML Formatter and Validator

Pretty-print or minify XML and find unclosed or mismatched tags.

CSS Minifier and Beautifier

Minify CSS for production or beautify it for reading, without breaking strings or calc().

SQL Formatter

Format SQL queries with clauses, columns and conditions on separate, indented lines.

Markdown to HTML Converter

Convert Markdown to clean, safe HTML with a live preview, including tables and code blocks.

Cron Expression Explainer

Translate a cron schedule into plain English and see its next run times.

Chmod Calculator

Convert Unix file permissions between octal (755) and symbolic (rwxr-xr-x) notation.

URL Parser

Break a URL into protocol, host, port, path, query parameters and fragment.

String Escape and Unescape

Escape or unescape text for JSON, JavaScript, SQL, CSV, regular expressions, Unicode and XML.

HTTP Status Codes

Searchable list of HTTP status codes with plain-English explanations.

HMAC Generator

Create and verify HMAC-SHA256, SHA512, SHA1 and MD5 signatures for webhooks and APIs.

JSON to TypeScript

Generate TypeScript interfaces or types from a sample JSON response.

Slug Generator

Turn titles into clean, SEO-friendly URL slugs, one or many at a time.

IP Subnet Calculator

Calculate network, broadcast, host range and usable hosts for IPv4 and IPv6 CIDR blocks.

Meta Tag Generator

Create SEO, Open Graph and X (Twitter) meta tags with a search result preview.

Robots.txt Generator

Create a robots.txt file with blocked paths, sitemaps and optional AI crawler rules.

Redirect Generator

Generate 301 and 302 redirect rules for Apache .htaccess, Nginx, Netlify and Laravel.

CSS Unit Converter

Convert between px, rem, em, %, pt, vw, vh and other CSS units.

Box Shadow Generator

Design layered CSS box shadows with a live preview and presets.

Unicode Character Inspector

See every character’s code point and encodings, and find hidden zero-width characters.

Text to Binary Converter

Convert text to binary, hex, decimal or octal bytes — and back again.

JSON Compare

Compare two JSON documents and list added, removed and changed values by path.

HTML Formatter and Minifier

Beautify HTML with clean indentation, or minify it, keeping <pre> and scripts intact.

JWT Encoder

Create signed JSON Web Tokens (HS256, HS384, HS512) with iat and exp claims.

Mock Data Generator

Generate fake names, emails, addresses and more as JSON, CSV or SQL.

Generators

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Password Generator

Create strong random passwords with your choice of length and characters.

QR Code Generator

Create QR codes for links, text, Wi-Fi, email and phone, and download as PNG or SVG.

Barcode Generator

Create Code 128 and EAN-13 barcodes with check digits, and download as PNG or SVG.

Random Name and Team Picker

Pick random winners from a list or split names into fair random teams.

Spin the Wheel

Spin a colourful wheel to pick a random winner, name or choice.

Dice Roller and Coin Flip

Roll d4, d6, d20 and custom dice, or flip coins, with totals and statistics.

Image Tools

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Image Resizer

Resize photos and images by pixels or percentage, keeping the aspect ratio.

Image Compressor

Shrink JPEG, PNG and WebP file sizes with a quality slider and optional resizing.

Image Converter

Convert images between PNG, JPG and WebP, with control over quality and transparency.

Image Cropper

Crop images with a draggable box, aspect ratio presets and exact pixel values.

Rotate and Flip Image

Rotate images by 90°, 180° or any angle, and mirror them horizontally or vertically.

Image to Base64

Convert an image to a Base64 data URI, HTML img tag or CSS background.

Image Color Picker

Pick any colour from an image as HEX, RGB and HSL, and extract its dominant colour palette.

Favicon Generator

Create favicon.ico, Apple touch and Android icons plus the HTML and web manifest from one image.

EXIF and Metadata Remover

See hidden photo data such as GPS location and camera details, and remove it before sharing.

Bulk Image Resizer

Resize up to 100 images at once and download them all as a ZIP.

Bulk Image Compressor

Compress many JPEG, PNG and WebP images at once and download them as a ZIP.

Bulk Image Converter

Convert many images to JPEG, PNG or WebP at once and download a ZIP.

Bulk Metadata Remover

Remove EXIF, GPS location and other metadata from many photos at once.

Add Watermark to Images

Add a text watermark to one or many images, in a corner or tiled across the picture.

Add Text to Image

Put captions, titles or meme text on a photo, with font, colour, outline and position.

Blur and Pixelate Image

Hide faces, number plates and private details by blurring, pixelating or boxing areas.

Photo Filters and Adjustments

Adjust brightness, contrast, saturation and warmth, or apply black-and-white and vintage looks.

Image Collage Maker

Combine 2 to 25 photos into a grid, row or column collage.

Bulk Rename Images

Rename many photos at once with a pattern and numbers, and download them as a ZIP.

Bulk Crop Images

Crop many images to the same aspect ratio, such as 1:1 or 16:9, in one go.

Bulk Add Border to Images

Add a border, padding or square canvas to many images at once.

Color Tools

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Color Converter

Convert colours between HEX, RGB, HSL, HSV, CMYK and CSS names.

Contrast Checker

Check text and background colour contrast against WCAG AA and AAA, with a fix suggestion.

Color Palette Generator

Generate complementary, analogous, triadic and other colour schemes from one colour.

CSS Gradient Generator

Create linear, radial and conic CSS gradients with multiple colour stops and copy the code.

Tints and Shades Generator

Generate lighter tints and darker shades of a colour in 10% steps, with CSS variables.

Color Mixer

Blend two colours in any proportion, in perceptual OKLab or sRGB.

PDF Tools

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Merge PDF

Combine several PDFs into one file, in the order you choose.

Split PDF

Split a PDF into single pages, equal parts or custom page ranges.

Extract and Reorder PDF Pages

Make a new PDF from selected pages, in any order.

Delete PDF Pages

Remove unwanted pages from a PDF.

Rotate PDF

Rotate all or selected PDF pages by 90° or 180° and save the result.

Images to PDF (JPG to PDF)

Turn JPG, PNG and other images into a single PDF, one image per page.

PDF to JPG or PNG

Convert PDF pages into JPG or PNG images at the resolution you need.

Add Page Numbers to PDF

Stamp page numbers on a PDF, with a choice of format and position.

Watermark PDF

Add a diagonal or horizontal text watermark such as “CONFIDENTIAL” to every page.

PDF Metadata Editor

View, edit or remove a PDF’s title, author, keywords and other properties.

Compress PDF

Shrink scanned and image-heavy PDFs for email and upload limits.

Sign PDF

Draw, type or upload your signature and add it to a PDF.

Reorder PDF Pages

Drag page thumbnails to reorder, rotate or remove pages in a PDF.

Add Image to PDF

Place a logo, stamp or image on PDF pages, with position, size and opacity.

PDF to Text

Extract the text from a PDF, page by page, and download it as a .txt file.

Business and Productivity

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Invoice Generator

Create a professional invoice with tax and discounts and download it as a PDF.

Email Signature Generator

Build a professional HTML email signature for Gmail, Outlook and Apple Mail.

vCard QR Code Generator

Make a QR code that saves your contact details to a phone when scanned.

Countdown Timer and Stopwatch

Online timer, countdown to a date and stopwatch with laps and an alarm.

Pomodoro Timer

Focus in 25-minute sessions with short and long breaks, with sounds between them.