Free JSON to CSV Converter
Paste a JSON array and get a clean CSV with one column per field — nested objects are flattened into dotted column names.
- 100% free
- No limits
- No upload
- No watermark
- Works on mobile
How to use the JSON to CSV Converter
- 1
Paste JSON
Paste an array of objects.
- 2
Convert
CSV appears instantly.
- 3
Download
Download the .csv and open it in Excel.
Why use Qu-Outil's JSON to CSV Converter
Fast, private and free — with no limits.
Flattens nesting
{"user":{"name":…}} becomes a user.name column.
Instant and private
Everything happens in your browser as you type. Your text is never sent to a server.
Free and unlimited
No sign-up, no limits and no ads in the way. Use it as often as you like.
Works on any device
Fully responsive — works the same on a phone, tablet or computer.
JSON to CSV Converter — frequently asked questions
Can I open the CSV in Excel?
Yes — the download includes a BOM so Excel reads Hindi and other Unicode text correctly.
Is it free?
Yes — free with no sign-up and no limits.
Is my text stored or uploaded?
No. Everything runs in your browser; nothing you type is sent to a server or saved.
Help keep Qu-Outil free
I build and run these tools in my free time and keep them free for everyone — no ads, no sign-up. If they helped you, buy me a chai or coffee via Google Pay or any UPI app. Your support keeps me building more free tools. Completely optional.
samarthdalela@oksbiThe button opens Google Pay, PhonePe or Paytm on your phone. On desktop, scan the QR.
Scan to pay ₹50
Works with any UPI app