Simple, Fast & Free
Online Browser Tools
Process your images, merge PDFs, scan QR codes, convert data formats, and perform calculations directly inside your browser. No files uploaded to remote servers, no registrations, and no API keys required.
Most Popular Tools
Quickly access our most frequently used everyday digital utilities.
Image Compressor
Compress JPG, PNG, and WebP images client-side with custom quality control and live file size savings.
PDF Merger
Combine multiple PDF documents into a single organized file in seconds without server uploads.
QR Code Generator
Generate high-resolution QR codes for websites, WiFi networks, vCards, text, and emails with custom colors.
JSON Formatter
Format, validate, beautify, and minify JSON strings with human-friendly syntax error diagnostics.
Password Generator
Create ultra-secure, cryptographically random passwords with customizable length, symbols, and entropy strength.
Word & Character Counter
Count words, characters, sentences, paragraphs, and calculate estimated reading & speaking time live.
Explore All 20 Tools by Category
Comprehensive browser-side utilities crafted for creators, developers, students, and professionals.
🖼️ Image Tools
View All 5Image Compressor
Reduce file size of JPG, PNG, and WebP files without noticeable quality loss.
Image Resizer
Resize images to exact dimensions or percentage ratios while preserving aspect ratio.
Image Converter
Convert pictures between JPG, PNG, and modern WebP formats in seconds.
Image Cropper
Crop images with interactive handles and presets for 1:1, 4:3, and 16:9 aspect ratios.
Image to PDF
Convert and combine multiple image files into a clean, downloadable PDF booklet.
📄 PDF Tools
View All 2PDF Merger
Upload, arrange, and combine multiple PDF files into one clean document.
PDF Splitter
Extract specific pages or page ranges from any PDF file locally.
📱 QR Tools
View All 2QR Code Generator
Generate customized QR codes for URLs, WiFi, contacts, text, and phone numbers.
QR Code Scanner
Scan QR codes live using your device camera or by uploading an image file.
🔒 Security & ✍️ Text Tools
View All 3Password Generator
Generate cryptographically secure passwords with entropy measurement.
Word & Character Counter
Analyze character length, words, reading duration, and sentence statistics.
Text Case Converter
Convert text to UPPERCASE, lowercase, Title Case, camelCase, snake_case, and more.
💻 Developer Tools
View All 3JSON Formatter
Validate, beautify, and minify JSON with accurate line and column error reporting.
Base64 Encoder/Decoder
Encode and decode Base64 strings safely with full Unicode and emoji compatibility.
URL Encoder/Decoder
Escape and unescape URL query parameters and full links safely.
⚡ Utility Tools & Calculators
View All 5Color Picker
Interactive palette with HEX, RGB, HSL, HSV, and WCAG contrast ratio analysis.
Unit Converter
Convert across Length, Mass, Temperature, Area, Volume, Speed, Time, and Data.
Timestamp Converter
Convert Unix epoch timestamps to human readable dates, UTC ISO, and relative time.
Calculator
Standard and scientific math calculator with history and safe expression evaluation.
BMI Calculator
Calculate Body Mass Index in metric or imperial units with visual category indicators.
Why Use ToolBox Web?
Designed from the ground up for speed, security, and seamless usability.
100% Client-Side Privacy
Your files, images, PDFs, and text snippets never leave your device. All operations execute directly in your browser's local memory using modern Web APIs.
Instant Results
No uploading to remote servers and waiting for queues. Conversions, compression, and mathematical calculations happen immediately.
Fully Responsive & Accessible
Optimized for smartphones, tablets, laptops, and ultra-wide desktop monitors with complete touch and keyboard support.
Always Free & Keyless
No accounts, no subscriptions, no software installations, and no third-party API keys required. Open the page and get to work.
Frequently Asked Questions
Common questions regarding privacy, browser compatibility, and file processing.
No. Every file processing tool on ToolBox Web (including Image Compressor, Image Resizer, Image to PDF, PDF Merger, and PDF Splitter) runs 100% locally inside your browser using HTML5 Canvas, Web APIs, and client-side JavaScript libraries. Your files never leave your computer or phone.
No registration or login is ever required. All 20 tools are completely free to use without restrictions.
ToolBox Web is fully compatible with all modern browsers including Google Chrome, Mozilla Firefox, Apple Safari, Microsoft Edge, Opera, and mobile browsers on iOS and Android.
Ready to streamline your workflow?
Explore our complete suite of 20 browser tools designed to boost productivity without compromising your privacy.
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