Online Toolbox

Count words, characters, lines and paragraphs

Convert English text case formats

Convert between full-width and half-width characters

Remove duplicate lines from text

Remove or convert line break characters

Convert between Traditional and Simplified Chinese

Format and minify JSON data

Encode and decode Base64 text

URL percent-encode and decode

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

Test regular expressions in real time

Convert HEX, RGB, HSL, HSV color formats

Generate QR codes instantly with custom size and error correction level, downloadable as PNG

Convert between Unix timestamps and human-readable dates, supports seconds and milliseconds

Compress JPEG/PNG images in your browser

Resize image dimensions

Convert between JPEG, PNG, and WebP

Convert images to Base64 Data URI

Convert meters, miles, inches and more

Convert kilograms, pounds, ounces and more

Convert Celsius, Fahrenheit, Kelvin

Convert hectares, acres and more

Convert Bytes, KB, MB, GB and more

Convert seconds, minutes, hours, days

Convert between binary, octal, decimal, hex

Generate random integers, UUID, strings

Add thousands separators, set decimal places

Combine multiple PDFs into one, with reorderable pages

Extract pages by range into a new file

Rotate pages by 90 / 180 / 270 degrees

Export each PDF page as a PNG or JPEG image

Combine JPEG / PNG images into a single PDF