12-in-1 Super Tools Collection

All essential web tools in one place - completely free to use

All Tools

Calculator

Basic and scientific calculator for all your mathematical needs

Math Basic Scientific

Color Picker

Choose colors and get HEX, RGB, HSL values for your designs

Design Colors Web

JSON Formatter

Format and validate your JSON data with beautiful syntax highlighting

Developer JSON Formatter

Unit Converter

Convert between different units of length, weight, temperature and more

Conversion Units Calculator

Password Generator

Create strong, secure passwords for your online accounts

Security Generator Privacy

Base64 Encoder

Encode and decode Base64 strings for data transmission

Encoding Developer Security

QR Generator

Create QR codes for URLs, text, contact info and more

Generator QR Code Marketing

Case Converter

Convert text between uppercase, lowercase, sentence case and more

Text Converter Formatting

Date Time Converter

Convert between different date formats and time zones

Date Time Converter

OCR Tool

Extract text from images using optical character recognition

Image Text Extraction OCR

URL Encoder/Decoder

Encode and decode URLs to make them web-safe

URL Encoding Web

Markdown Previewer

Write and preview markdown in real-time

Markdown Preview Editor

Welcome to SuperTools!

Select a tool from above to get started. All tools are completely free to use with no limitations.

SuperTools - All-in-One Toolbox