Free Online Tools &Security Utilities

Privacy-focused tools for security, encryption, and calculations. All processing happens in your browser - your data never leaves your device. Generate passwords, calculate BMI, convert units, compress images, and more with our comprehensive suite of free online tools.

Security Tools

Generate secure passwords, analyze password strength, create hash values, and encode data with our comprehensive security utilities. All processing happens locally in your browser for maximum privacy and security.

Password Generator

Generate cryptographically secure passwords with customizable options. Choose length, character types, and entropy levels.

Password Strength Checker

Analyze password security with real-time feedback. Get crack time estimates and improvement suggestions.

Hash Generator

Generate MD5, SHA-1, SHA-256, and SHA-512 hash values from text input. Perfect for data integrity verification.

Base64 Encoder/Decoder

Encode and decode Base64 strings with UTF-8 support. Perfect for data transmission and storage.

URL Encoder/Decoder

Safely encode URLs with percent-encoding for special characters. Auto-detects encoding needs.

UUID Generator

Generate RFC 4122 compliant UUID v4 identifiers. Perfect for databases, APIs, and distributed systems.

QR Code Generator

Create QR codes from text, URLs, WiFi passwords, and more. Customizable size and error correction.

What's My IP

Discover your public IP address, location, ISP, and browser information with privacy controls.

Calculators & Converters

Essential calculation and conversion tools for daily use. Calculate BMI, age, loan EMI, convert currencies and units, determine percentages, and more. All calculations are performed instantly with accurate results and detailed explanations.

BMI Calculator

Calculate your Body Mass Index instantly. Enter your weight and height to determine if you're in a healthy weight range.

Age Calculator

Calculate your exact age in years, months, and days. Includes next birthday countdown and total days lived.

Loan/EMI Calculator

Calculate monthly EMI, total interest, and loan breakdown with visual charts. Perfect for home loans and personal loans.

Currency Converter

Convert between different currencies with live exchange rates. Get accurate conversions for 100+ currencies.

Unit Converter

Convert between units of length, weight, temperature, speed, and volume. Supports metric and imperial systems.

Percentage Calculator

Calculate percentages, percentage changes, and discounts. Includes multiple calculation modes with explanations.

Date Difference

Calculate the exact difference between two dates in years, months, days, hours, and more.

GPA Calculator

Calculate your Grade Point Average with multiple subjects and credit hours. Supports both letter and numeric grades.

Design & Web Tools

Professional design and web development tools for creators, developers, and designers. Pick and convert colors, compress and resize images, generate favicons, create CSS gradients, and browse emojis. All tools work offline with no file uploads required.

Color Picker & Converter

Pick colors and convert between HEX, RGB, HSL formats with live preview. Generate CSS variables instantly.

Image Compressor & Resizer

Compress and resize images directly in browser. No uploads required - your files stay private.

Favicon Generator

Generate complete favicon sets from any image - all standard sizes with HTML snippet included.

Gradient Generator

Create beautiful CSS gradients with live preview. Export as CSS, SCSS, or Tailwind config.

Emoji Picker & Copy

Browse, search, and copy emojis with keyboard navigation and recent history tracking.

Why Choose ToolsHub?

Privacy First

All tools run entirely in your browser using client-side JavaScript. Your sensitive data never leaves your device, ensuring complete privacy and security for personal information, passwords, and documents.

100% Free

No registration required, no hidden fees, no premium subscriptions. All tools are completely free to use with unlimited access. No credit card or personal information needed to get started.

Lightning Fast

Instant results with optimized, lightweight tools that load quickly and process data efficiently. No waiting for server responses or file uploads - everything happens immediately in your browser.