12+ Free Online Developer Tools
The ultimate privacy-first toolkit. All processing happens locally in your browser - your data never leaves your device.
QR Code Generator
Create downloadable QR codes for URLs, text, and Wi-Fi.
Video to Audio
Extract WAV audio from MP4 videos instantly.
Image Converter
Convert JPG to PNG and PNG to JPG losslessly.
CSV ↔ JSON
Convert data formats and beautify JSON.
PDF Text Extractor
Extract plain text content from PDF documents.
Base64 Tool
Encode and decode Base64 strings securely.
Hash Generator
Create SHA-256, SHA-512, and MD5 hashes.
UUID Generator
Generate random v4 UUIDs / GUIDs in bulk.
Word Counter
Count words, characters, and check reading time.
Case Converter
Switch text to UPPERCASE, title, camelCase & more.
Color Converter
Convert HEX, RGB, and HSL colors instantly.
URL Encoder
Encode and decode URLs with escaping.
Why Use WebToolsPro?
Client-Side Processing (Privacy First)
Unlike other websites that upload your files to a server, WebToolsPro processes everything locally in your browser. This means your private photos, videos, and data never leave your device. It is the safest way to convert files online.
Fast & Free Forever
We believe essential developer tools should be accessible to everyone. There are no paywalls, no signup forms, and no hidden fees. Because we use your browser's power, conversions happen instantly without network lag.