Browse all tools by category

20+ free, browser-based tools organised into five focused categories. Use the filter chips to narrow the list.

Word Counter

Count words, characters, sentences and paragraphs in real time.

Text

Character Counter

Live character count with and without spaces, plus Twitter/SMS limits.

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Case Converter

Convert text to UPPER, lower, Title, Sentence, camelCase and more.

Text

Text Repeater

Repeat any string N times with optional separator.

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Remove Duplicate Lines

Deduplicate a list while preserving order. Case-sensitive option.

Text

Lorem Ipsum Generator

Generate paragraphs, sentences or words of placeholder text.

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Random Number Generator

Generate random numbers between any min and max, with options.

Generators

Password Generator

Create strong, customizable passwords entirely in your browser.

Security

QR Code Generator

Generate downloadable QR codes for text, URLs and Wi-Fi.

Generators

UUID Generator

Generate RFC 4122 v4 UUIDs in bulk, copy or download.

Generators

Base64 Encoder

Encode text to Base64 with UTF-8 support.

Developer

Base64 Decoder

Decode Base64 back to plain text safely in your browser.

Developer

URL Encoder

Percent-encode strings for use in URLs and query parameters.

Developer

URL Decoder

Decode percent-encoded URLs back to a human-readable string.

Developer

MD5 Generator

Compute the MD5 checksum of any text instantly.

Security

SHA-256 Generator

Compute SHA-256 hashes using the browser's Web Crypto API.

Security

JSON Formatter

Pretty-print and indent any JSON document. Detects syntax errors.

Developer

JSON Validator

Validate JSON syntax and pinpoint the line of any error.

Developer

Age Calculator

Calculate exact age in years, months, days, hours and minutes.

Calculators

BMI Calculator

Compute Body Mass Index with metric or imperial units.

Calculators