The Ultimate Toolkit for Makers
Streamline your workflow with our curated collection of free, privacy-focused online utilities. No signup required, all processing happens safely in your browser.
All Tools
Explore our comprehensive collection of developer utilities and design tools.
Audio Trimmer
Trim audio files and export as MP3 or WAV.
Base64 Encoder/Decoder
Encode and decode text or images to Base64.
Blog
A useful tool.
Chmod Calculator
Calculate Linux file permissions (chmod).
Code Formatter
Format code with Prettier (supports multiple languages).
Code Printer
Format code for printing with syntax highlighting.
Color Picker
A useful tool.
Cron Generator
Generate and explain cron schedule expressions.
CSS Gradient Generator
Create beautiful CSS gradients visually.
CSV ↔ JSON Converter
Convert between CSV and JSON formats instantly.
Diff Viewer
Compare text or code differences.
Duplicate Word Detector
Find and highlight duplicate words between two sentences.
Image Cropper
Crop and resize images directly in your browser.
Image Downscaler
Reduce image size and dimensions with quality control.
Image Filter
Apply beautiful filters and adjustments to your photos.
JWT Debugger
Decode and inspect JSON Web Tokens.
Lorem Ipsum Generator
Generate placeholder text for designs.
PDF Tools
Merge, split, and manage PDF files.
QR Code
Generate QR codes instantly from any text or URL.
Regex Tester
Test and debug regular expressions.
UUID Generator
Generate UUIDs (v1, v3, v4, v5, v6, v7).
Video Trimmer
Trim video files directly in your browser.
Free Developer Tools for Everyone
Simple, fast, and privacy-focused utilities to help you build better.
Privacy First
We believe your data belongs to you. Most of our tools run entirely in your browser using WebAssembly. Your files (PDFs, images, audio) are never uploaded to our servers.
Lightning Fast
No queues, no waiting, no installations. Because processing happens locally on your device, you get instant results regardless of your internet speed.
Always Free
Our mission is to provide high-quality developer utilities for free. No hidden paywalls, no "pro" subscriptions for essential features.
Why wowfree?
In a web cluttered with ad-heavy, slow, and unsafe tool sites, wowfree was born out of frustration. Developers and content creators need reliable tools that just work—without risking client data or navigating through endless captchas.
Whether you need to generate a QR code for a marketing campaign, trim an audio file for a podcast, or convert JSON data, we provide a clean, distraction-free environment to get the job done.