Your One-Stop Toolbox
Why install dozens of apps when you can access 100+ tools from your browser? We've built WebToolsBox — a collection of free, privacy-first online tools that work on any device, with no sign-up required.
Here's every tool you need, organized by category.
Developer Tools
These tools save developers hours of manual work every day:
- JSON Formatter — beautify, validate, and minify JSON
- Base64 Encoder/Decoder — encode and decode Base64 strings
- URL Encoder/Decoder — encode special characters in URLs
- JWT Decoder — inspect JWT token headers and payloads
- Hash Generator — generate MD5, SHA-1, SHA-256 hashes
- UUID Generator — create unique identifiers (v1, v4, v5)
- Regex Tester — build and test regular expressions
- Color Converter — convert between HEX, RGB, HSL
- CSS Minifier — minify CSS for production
- JavaScript Minifier — compress JS files
- HTML Formatter — beautify HTML code
- Markdown Preview — preview markdown rendering
Text Tools
Process and transform text without installing anything:
- Word Counter — count words, characters, sentences
- Case Converter — UPPER, lower, Title, camelCase
- Text Sorter — sort lines alphabetically or numerically
- Remove Duplicate Lines — clean up duplicate entries
- Lorem Ipsum Generator — generate placeholder text
- Text Diff — compare two texts side by side
- String Encoder — encode/decode strings in various formats
Image Tools
Optimize and transform images right in your browser:
- Image Compressor — reduce image file size
- Image Resizer — resize to exact dimensions
- Image Converter — convert between PNG, JPG, WebP
- Image Cropper — crop images online
- Background Remover — remove image backgrounds
- QR Code Generator — create QR codes
SEO Tools
Improve your website's search engine rankings:
- Meta Tag Generator — create optimized meta tags
- Open Graph Generator — social media preview tags
- Robots.txt Generator — control search engine crawling
- Sitemap Generator — create XML sitemaps
- Keyword Density Checker — analyze keyword usage
Security Tools
Protect your data and accounts:
- Password Generator — create strong random passwords
- Hash Generator — generate secure hashes
- Encryption Tool — encrypt and decrypt text
Math & Calculators
Quick calculations without opening a spreadsheet:
- Percentage Calculator — calculate percentages
- Age Calculator — calculate exact age
- BMI Calculator — body mass index
- Unit Converter — convert between units
Why WebToolsBox?
Privacy First
Every tool processes data in your browser using JavaScript. Nothing is uploaded to any server. Your data stays on your device.
No Sign-Up
No accounts, no emails, no passwords. Just open and use.
Mobile Friendly
All tools work perfectly on phones, tablets, and desktops. Responsive design for every screen size.
Always Free
No premium plans, no feature limits, no trial periods. Every tool is 100% free.
Fast Performance
Tools load instantly. No waiting for server processing. Everything happens in real-time in your browser.
Bookmark This
Save WebToolsBox to your bookmarks and access 100+ tools whenever you need them. New tools are added regularly — check back for the latest additions.