JSON Minifier – Minify & Compress JSON Online Free

Minify and compress your JSON data for faster transmission and smaller file sizes. Instantly remove whitespace and comments. No signup required. Mobile-friendly.

Input Section

Input JSON Add valid JSON

Select JSON File Select a valid JSON File
Max file size: 5MB

JSON File URL Enter a valid JSON URL

Original Size:

Processed Size:

Change:

Keys:

Output JSON

Input Section

Output Section