Merge, split, and convert PDF files — entirely in your browser, nothing uploaded.
PDF Merger
Combine multiple PDF files into one. Drag, drop, reorder and download.
PDF Splitter
Extract specific pages or split a PDF into individual files.
Image → PDF
Convert JPG, PNG or WebP images to a PDF document instantly.
PDF → Image
Render each PDF page as a downloadable PNG image.
Text & Writing
Word counts, case conversion, diffs, Markdown preview, and reading-time estimation.
Word Count & Readability
Word, character, sentence and paragraph counts with Flesch-Kincaid grade.
Text Case Converter
Convert between UPPER, lower, Title, camelCase, snake_case, kebab-case and more.
Markdown Preview
Write Markdown on the left, see formatted HTML on the right in real time.
Lorem Ipsum Generator
Generate placeholder text by paragraphs, sentences or words. Plain or HTML <p> tags.
Text Diff Checker
Compare two texts line by line. Additions and deletions colour-coded. Ignore whitespace or case.
Reading Time Estimator
Paste text to get reading time, word count, character count, sentences, and paragraphs.
Images & Media
Resize, compress, generate favicons, edit SVGs, and create QR codes — all client-side.
Image Resizer
Resize JPEG, PNG by pixels, percentage, or aspect ratio. Social media presets.
Image Compressor
Reduce image file size without visible quality loss. Supports JPG, PNG and WebP.
Favicon Generator
Create a favicon from text, emoji or an uploaded image. Download all sizes.
SVG Viewer & Editor
Paste SVG markup, preview it live, edit code and download the result.
QR Code Generator
Generate QR codes for URLs, WiFi credentials or plain text. Download as SVG or PNG.
Design
Colour palettes, WCAG contrast checks, and CSS gradient builder for designers.
Colour Palette Generator
Generate harmonious palettes from a seed colour. Export as CSS, JSON or ASE.
Contrast Checker
Check foreground/background contrast ratios against WCAG AA and AAA standards.
CSS Gradient Builder
Build linear, radial or conic gradients visually and copy the CSS instantly.
Developer
JSON formatting, Base64, UUID, number bases, regex testing — everyday dev utilities.
JSON Formatter & Validator
Format, validate, and syntax-highlight JSON instantly. Minify, indent control, copy output.
Base64 Encoder / Decoder
Encode text or files to Base64 and decode back. URL-safe mode for JWT and API auth.
UUID / GUID Generator
Generate cryptographically random v4 UUIDs in bulk. Multiple format options.
Number Base Converter
Convert between binary, octal, decimal, and hexadecimal. 32-bit bit visualiser.
Regex Tester
Live regex matching with highlighted results, group captures, and replace mode.
Calculators
Percentages, tips, BMI, unit conversions, and age — quick maths for everyday use.
Percentage Calculator
Four modes: X% of Y, X is what % of Y, percentage change, add/subtract a percentage.
Tip Calculator & Bill Splitter
Calculate tip and split the bill between any number of people.
BMI Calculator
Body Mass Index in metric or imperial. Animated scale bar and healthy weight range.
Unit Converter
Convert between length, weight, temperature, volume, speed, area and data units.
Age Calculator
Calculate exact age in years, months and days. Days until next birthday.
Utilities
Password generation, focus timers, randomisers, and event countdowns.
Password Generator
Cryptographically strong passwords. Set length, character sets, generate 10 at once.
Pomodoro Timer
25-minute focus sessions with short and long breaks. Audio alerts, session tracking.
Random Generator & Picker
Random numbers, name picker, dice roller, coin flip, and list shuffler.
Event Countdown Timer
Count down to any date and time. Share via URL — state is encoded in the link.