The full toolbox
Filter by category or search to find the right tool in seconds.
Meta Tag Generator
Build clean title, description and viewport meta tags ready to paste into your <head>.
Open Graph & Social Tags
Create Open Graph and Twitter Card tags so links look great when shared on social media.
Robots.txt Generator
Compose a valid robots.txt with allow/disallow rules, crawl-delay and a sitemap line.
Keyword Density Checker
Analyze word and phrase frequency to spot keyword stuffing and thin coverage.
URL Slug Generator
Turn any title into a clean, lowercase, hyphenated URL slug.
UTM Campaign Builder
Add consistent UTM parameters to links so your analytics attributes traffic correctly.
Merge PDF
Combine several PDF files into a single document, in the order you choose.
Split PDF
Extract a page range or pull out individual pages into a new PDF.
Rotate PDF
Rotate all or selected pages of a PDF by 90, 180 or 270 degrees and save.
Images to PDF
Turn JPG, PNG or WebP images into a single multi-page PDF with custom page size.
PDF to JPG
Render each PDF page to a high-quality JPG or PNG image you can download.
Text to PDF
Paste plain text and export a clean, paginated PDF with your chosen font size.
Image Converter
Convert between JPG, PNG and WebP with adjustable quality, instantly in your browser.
Image Compressor
Shrink JPG, PNG and WebP file sizes with a live quality preview.
Image Resizer
Resize images to exact pixel dimensions or by percentage, with aspect-ratio lock.
Image Cropper
Crop images visually with free or fixed aspect ratios and export the selection.
Rotate & Flip Image
Rotate by 90° steps or any angle, and flip images horizontally or vertically.
Image to Base64
Encode an image as a Base64 data URI for inline CSS, HTML or JSON.
Word Counter
Count words, characters, sentences and reading time as you type.
Case Converter
Switch text between UPPER, lower, Title, Sentence, camelCase and more.
Lorem Ipsum Generator
Generate placeholder paragraphs, sentences or words for mockups and layouts.
Find and Replace Text
Replace every occurrence of a word or pattern, with case and regex options.
Remove Duplicate Lines
Delete repeated lines from a list, with optional sorting and trimming.
JSON Formatter & Validator
Beautify, minify and validate JSON with clear error messages.
Base64 Encode / Decode
Convert text to Base64 and back, with full Unicode support.
URL Encode / Decode
Percent-encode text for safe use in URLs, or decode an encoded string.
Color Converter
Convert colors between HEX, RGB and HSL and preview them live.
Hash Generator
Generate MD5, SHA-1, SHA-256 and SHA-512 hashes of any text.
Markdown to HTML
Convert Markdown into clean HTML with a live preview.
Password Generator
Create strong, random passwords with full control over length and characters.
QR Code Generator
Turn a URL or text into a downloadable QR code with adjustable size.
UUID Generator
Generate version 4 UUIDs individually or in bulk for databases and APIs.
Unix Timestamp Converter
Convert between Unix timestamps and human-readable dates, in UTC or local time.
Audio Converter
Convert audio files to MP3 or WAV directly in your browser, no upload.
Audio Trimmer
Cut a clip from an audio file by setting a start and end point, then export.
Percentage Calculator
Work out percentages, percentage change and what-percent-of in one place.
BMI Calculator
Calculate Body Mass Index in metric or imperial units with category ranges.
Age Calculator
Find an exact age in years, months and days, plus days until the next birthday.