Free Online Tools for Everyone

Image compressor, JSON formatter, QR generator, Base64 encoder, and more —all running securely in your browser. No uploads, no sign-up, 100% private.

Explore Our Tools

20 tools

Image Compressor

Compress JPEG, PNG, and WebP images without losing quality. Fast, free, and offline-capable.

Format, validate, and beautify JSON. Minify or prettify with one click —essential for developers.

QR Code Generator

Create customizable QR codes from URLs, text, or contact info. Download as PNG instantly.

Base64 Encoder/Decoder

Easily encode text to Base64 or decode Base64 strings back to readable text. Simple and fast.

Count words, characters (with/without spaces), sentences, paragraphs, and estimate reading time.

Color Converter

Convert colors between HEX, RGB, and HSL formats. Preview the color in real-time with an interactive picker.

Timestamp Converter

Convert Unix timestamps to human-readable dates and vice versa. Supports seconds and milliseconds.

Generate random UUID v4 identifiers. Create one or batch-generate multiple UUIDs at once.

MD5 Hash Generator

Generate MD5, SHA-1, SHA-256, and SHA-512 hashes for any text input. All computed locally.

URL Encoder/Decoder

URL-encode or decode strings. Handles special characters, spaces, and non-ASCII text.

Password Generator

Generate strong, cryptographically secure random passwords. Customize length and character types.

Lorem Ipsum Generator

Generate Lorem Ipsum placeholder text. Choose paragraphs, sentences, or words count.

Markdown Previewer

Write Markdown and see live HTML preview. Supports GFM syntax — tables, code blocks, and more.

Text Diff Checker

Compare two texts line by line. See what was added, removed, or unchanged instantly.

Convert text between UPPERCASE, lowercase, Title Case, Sentence case, and camelCase.

Random Number Generator

Generate truly random numbers within any range. Uses crypto.getRandomValues() for security.

Number Base Converter

Convert numbers between binary, hex, decimal, and octal. Essential for programmers.

HTML Entity Encoder

Encode/decode HTML entities. Convert < to < and back. Safe for embedding code.

Percentage Calculator

Calculate X% of Y, find what percent one number is of another, and percentage change.

Convert length (m/km/mile), weight (kg/lb/oz), and temperature (°C/°F/K) instantly.