Useful Small Tools
A collection of handy utilities to make your life easier.
Available Tools
Text Case Converter
Convert text between uppercase, lowercase, title case and more
- UPPERCASE / lowercase
- Title Case / Sentence case
- aLtErNaTiNg / InVeRsE
Date Calculator
Calculate days between dates, add/subtract days, and more
- Find date differences
- Add or subtract days
- Determine day of week
Password Generator
Create strong, secure passwords with customizable options
- Adjustable length & complexity
- Strength meter
- One-click copy to clipboard
Calculator
Basic & scientific calculator with history feature
- Standard calculations
- Scientific functions
- Calculation history
BMI Calculator
Calculate and track your Body Mass Index (BMI)
- Metric & imperial units
- Weight category information
- Recommendations based on results
Color Converter
Convert between HEX, RGB, HSL color formats
- HEX, RGB, HSL conversion
- Color picker interface
- Color palette generation
Unit Converter
Convert between different measurement units
- Length, weight, volume
- Temperature, area, speed
- Common and scientific units
Markdown Editor
Write and preview Markdown with real-time rendering
- Live preview as you type
- Export to HTML
- Markdown syntax guide
QR Code Generator
Create QR codes for URLs, text, and contact information
- Customizable size and color
- Download as PNG or SVG
- Supports vCards and Wi-Fi info
Random User Generator
Generate random user profiles for testing
- Customizable user data
- Multiple output formats
- Filter by gender or nationality
JSON Formatter
Format, validate and beautify JSON data
- Pretty print & minify JSON
- JSON validation
- Syntax highlighting
Base64 Converter
Encode and decode Base64 data
- Text to Base64 encoding
- Base64 to text decoding
- Image & file conversion
Regex Tester
Test and debug regular expressions
- Live regex matching
- Match highlighting
- Common patterns library
URL Encoder/Decoder
Encode and decode URL components
- URL encoding & decoding
- Query parameter parsing
- Special character handling
CSV to JSON Converter
Convert CSV data to JSON format with customization options
- Custom field mapping
- Header row detection
- Nested JSON structure support
SQL Formatter
Format, beautify, and prettify SQL queries
- Pretty printing with syntax highlighting
- SQL query validation
- Different SQL dialect support
Java Formatter
Format, beautify, and prettify Java code
- Auto-indentation and alignment
- Syntax highlighting
- Custom formatting options
Python Formatter
Format, beautify, and prettify Python code
- PEP 8 compliant formatting
- Code structure improvement
- Syntax highlighting
Password Strength Detector
Check and improve the security of your passwords
- Analyzes password complexity
- Detects common passwords
- Provides improvement suggestions
Screen Resolution Detector
Identify your screen resolution and display properties
- Device pixel ratio
- Screen dimensions
- Device type detection
Image Compressor
Compress images for the web without losing quality
- Reduce file size for faster loading
- Adjustable quality settings
- Support for JPEG, PNG, and WebP
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About Us
Why We Built FreeTools
We created FreeTools to provide simple, fast, and free utilities that help with everyday tasks. All tools work directly in your browser with no downloads required.
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Fast and Efficient
- All our tools are designed to be lightning fast and require minimal resources.
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Privacy Focused
- Your data never leaves your browser. We don't track or store any of your information.
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No Installation Needed
- All tools work directly in your browser, no downloads or installations required.
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Completely Free
- All tools are 100% free to use with no ads or hidden fees.