JavaScript Formatter — Free Online Tool
Beautify, format, or minify JavaScript code instantly with indentation, quote, and semicolon control. Toggle minify mode for production-ready scripts. 100% client-side and private.
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Clean, Beautify, or Minify Your JavaScript Instantly
Whether you’re refactoring old code, reviewing a quick snippet, or preparing files for production, ToolMateX gives you full control over formatting and minification — all in real time, right in your browser.
Indentation & Styling Options
- ✅ Choose between tab or space-based indentation
- ✅ Set the number of spaces (1 to 10)
- ✅ Toggle semicolons on/off
- ✅ Select single or double quotes
- ✅ Enable Minify for compact output
These options help align your output with team standards, Prettier or ESLint configs, or even personal preference for writing and publishing JavaScript.
When to Use Minify
- ✔️ Reduce file size before deploying to production
- ✔️ Embed scripts inline in HTML with minimal space
- ✔️ Obscure code structure during public delivery
Minify mode strips whitespace, tabs, and line breaks to give you a lean, compressed version of your code without affecting behavior.
Ideal For
- 🧑💻 Frontend and backend JavaScript developers
- 📦 Dev teams working on shared codebases
- 📚 Students learning JS syntax and code structure
- ✍️ Technical writers preparing clean code snippets
- 🚀 Web developers optimizing for speed
How to Use the JS Formatter
- Paste or write JavaScript into the input box
- Choose indentation, quote, and semicolon preferences
- Toggle Minify on for compact code
- View output instantly and copy with one click
Why Use ToolMateX?
- 🚀 Lightning-fast formatting with instant results
- 🔒 100% local — no data ever leaves your browser
- 🧠 Developer-friendly design and usability
- 🆓 Totally free, no ads, no login, no tracking
Frequently Asked Questions (FAQs)
Why Use ToolMateX
Tired of bloated tool websites with 10 ads per click? This platform is built for speed, simplicity, and reliability. Whether you're debugging JSON or testing colors, we’ve got your back.
Free to Use, Forever
All tools run right in your browser, fast, reliable, and available whenever you need them. No ads, and nothing to install.
Works Offline (Most of Them)
Most of my tools work directly in your browser without needing a server. Perfect for fast workflows (even if you’re offline).
Made by a 1-Person Team
Made by someone who actually uses these tools daily. It’s fast, clean, and made with your workflow in mind, not corporate KPIs.