Grand Web Tools

A collection of small web tools that do one thing each. No signup, no adverts, no upload: apart from the connection tools, everything runs in your browser and your text never leaves the page.

Text

Arabic/Farsi Letters

Fix the ک, ی and digit differences between the two alphabets.

Case Convertor

Sentence, title, upper, lower, alternating and inverse case.

Number Convertor

Swap digits between English, Persian and Arabic.

Reverse String/Text

Reverse by character, by word, or line by line.

Text Counter

Live counts for characters, letters, words, lines and paragraphs.

Text Diff

Compare two texts and see what was added and removed.

URL Slug Maker

Turn a title into the clean part of a URL.

Encode and decode

Base64 Encoder/Decoder

Convert text to Base64 and back, full Unicode support.

HTML Entities

Escape text for HTML, or turn entities back into characters.

JWT Decoder

Read the header, payload and expiry of a JSON Web Token.

PHP Serialize

Convert JSON to a PHP serialized string and back.

URL Encoder/Decoder

Percent encode text for query strings and decode it again.

JSON

JSON Formatter

Pretty print JSON, or minify it without corrupting your strings.

JSON Validator

Check JSON and get the exact parse error.

Time

Cron Explainer

Read a cron line in English and see when it next runs.

Unix Timestamp

Turn a timestamp into a date, or a date into a timestamp.

Color

Color Convertor

HEX, RGB, HSL and HSV, with a swatch and a picker.

QR code

QR Code Generator

Text or a link as a QR code, downloadable as a PNG.

Hash and random

Hash Generator

MD5, SHA-1, SHA-256, SHA-384, SHA-512 and CRC32 of any text.

Password Generator

Strong random passwords, generated in your browser.

UUID Generator

Random version 4 UUIDs, or time ordered version 7.

Your connection

What's My Device

Device, operating system and browser, parsed from your request.

What's My IP Address

Your public IP, ISP and location as the server sees them.

What's My User Agent

The raw User-Agent string your browser sends.