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JavaScript Minifier
JavaScript MinifierReady
Input JavaScript Code
0 lines · 0 B
Raw input remains untouched until you click Format
Minified JavaScript OutputEditable
0 lines · 0 B
Ready to copy (⌘⇧C) or download (⌘S)

JavaScript Minifier & Compressor

Minify and compress JavaScript source code online by stripping comments, whitespace, and extra line breaks. Fast in-browser JS compression.

Strips comments (// and /* */)
Compresses whitespace
Single-line compact output
Instant execution
Step-by-Step Guide

How to Use JavaScript Minifier Online

Follow these quick steps to process your data online directly in your browser with zero latency and 100% privacy.

1
Step 1Strips single-line and multi-line comments.
2
Step 2Collapses whitespace around operators and punctuation.
Demonstration

Example Input & Output

Removes comments and compresses whitespace into a compact script.

Input JavaScript Code
// calculate total
function calculateTotal(items) {
  return items.reduce((acc, curr) => acc + curr.price, 0);
}
Minified JavaScript Output
function calculateTotal(items){return items.reduce((acc,curr)=>acc+curr.price,0);}
Applications

Common Use Cases

Inline Script Compression

Compress small JavaScript snippets for inline script tags.

Knowledge

Frequently Asked Questions

How do I minify JavaScript?

Paste your code into the editor pane; minified output is created immediately.

Workflow

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