Yuna

Combine multiple PDF files into one

Split a PDF into separate pages or sections

Reduce PDF file size while maintaining quality

Rotate PDF pages to any orientation

Extract specific pages from a PDF

Convert multiple images into a PDF document

Convert PDF pages to image files

Reduce image file size without losing quality

Change image dimensions to any size

Crop images to custom dimensions

Convert images between different formats

Apply blur effects to images

Add text or image watermarks

Remove image backgrounds automatically

Write and preview Markdown in real-time

Format text with a WYSIWYG editor

Count words, characters, sentences, and paragraphs

Count characters with and without spaces

Convert text between different cases

Encode or decode Base64 strings and files

Format and beautify JSON data

Validate JSON syntax and structure

Decode and inspect JWT tokens

Generate unique UUIDs in various formats

Generate MD5, SHA-1, SHA-256, SHA-512 hashes

Encode or decode URLs and query parameters

Test and debug regular expressions

Convert between Unix timestamps and dates

Generate QR codes from text or URLs

Generate secure random passwords

Create beautiful color palettes

Convert between different units of measurement

Convert between world currencies

Precise stopwatch with lap timing

Set custom countdown timers

Focus timer with work and break intervals

Calculate Body Mass Index

Calculate exact age from date of birth