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Online Tools

Simple, free online tools you can use right away.

Image Converters

WebP Converter
Convert PNG, JPG, and more to WebP
PNG Converter
Convert JPG, WebP, and more to PNG
JPG Converter
Convert PNG, WebP, and more to JPG
AVIF Converter
Convert PNG, JPG, WebP, and more to AVIF
Image Resizer
Resize images by pixels or percentage
Image Compressor
Shrink image file size by adjusting quality
Image Cropper
Drag to crop just the area you want
Image Watermark
Add text or logo watermarks to multiple photos

PDF Tools

Merge PDF
Combine multiple PDFs into one
Split PDF
Extract pages or split into single pages
Image to PDF
Combine images into a single PDF
PDF to Image
Convert each PDF page to JPG or PNG
Rotate PDF
Rotate PDF pages by 90, 180, or 270°
Delete PDF Pages
Remove unwanted pages from a PDF
Watermark PDF
Add a text watermark to every page
PDF Page Numbers
Add page numbers to every page
Extract PDF Text
Pull text out and copy or save as TXT
Reorder PDF Pages
Drag thumbnails to reorder pages

Calculators

Date Calculator
D-day, date difference, age
Loan Interest Calculator
Monthly payment and interest
BMI Calculator
Calculate BMI from height and weight
CIDR Calculator
Network, broadcast, and host range
Percentage Calculator
Y% of X, A is what % of B, change rate
Discount Calculator
Final price, discount rate, double discount

Generators

Password Generator
Generate secure passwords
Lottery Number Generator
6 random numbers from 1 to 45
QR Code Generator
QR code from text or a URL
Barcode Generator
Code 128, EAN-13, UPC-A and more
Random Number Generator
Random numbers in any range

Developer Tools

UUID Generator
Random v4 UUIDs, one or many
JSON Formatter
Format or minify JSON
JSON Validator
Check if your JSON is valid
JSON ⇄ CSV Converter
Convert JSON to CSV or CSV to JSON
Case Converter
UPPERCASE, camelCase, snake_case…
File Hash Generator
MD5, SHA-1, SHA-256, SHA-512 checksums
CSS Minifier
Minify or beautify CSS
JavaScript Minifier
Minify or beautify JavaScript
Base64 Encoder/Decoder
Encode/decode text or files to Base64
Base Converter
Binary, octal, decimal, hex and any base 2–36
Unix Timestamp Converter
Epoch time ⇄ date, in local time and UTC

Other

My IP Address
Check the IP you're connected with
Color Converter
Convert HEX, RGB, HSL codes
Unit Converter
Convert length, weight, temperature
Word Counter
Characters, words, lines, paragraphs

About Online Tools

Online Tools offers 44 free tools covering PDF editing, image conversion and compression, calculators, password and QR code generation, and developer tasks like JSON and CSS. Use them right in your browser, with nothing to install and no sign-up.

Most tools process files on your own device instead of uploading them to a server, so personal documents and photos stay private. More about this site →