JSON Minifier

Remove whitespace to make JSON as small as possible.

Runs in your browser

Paste JSON

{
  "name": "SolveIt",
  "tools": 38,
  "workflows": 52,
  "features": [
    "Problem Solver",
    "Smart Search",
    "Workflows"
  ],
  "privacy": {
    "clientSide": true,
    "uploads": null
  },
  "tags": []
}

27.1% smaller214 B → 156 B

Minified JSON · 156 B

{"name":"SolveIt","tools":38,"workflows":52,"features":["Problem Solver","Smart Search","Workflows"],"privacy":{"clientSide":true,"uploads":null},"tags":[]}

How to use JSON Minifier

Paste JSON.

Minify.

Copy the compact result.

Related workflows

API-Ready JSON

JSON → Minified, validated JSON

Turn messy JSON into a compact, valid API payload.

Validate JSONFormat JSONClean JSONMinify JSON

Spreadsheet to API JSON

CSV → Minified JSON array

Send spreadsheet data to an API.

CSV to JSONMinify JSON

JSON to Base64 (Env Var)

JSON → Base64 string

Store JSON credentials in a single environment variable.

Validate JSONMinify JSONBase64 encode

Frequently asked questions

Is minified JSON still valid?

Yes. Only unnecessary whitespace is removed.

About this tool

Shrink JSON payloads and config for production. Shows the size saved.

JSON Minifier runs entirely in your web browser. Your data are processed on your own device and are never uploaded to our servers, which makes it safe for personal and business files.