JSON to Excel Converter

Convert JSON files or paste JSON text to create Excel spreadsheets online for free. Flatten nested objects and arrays, then download your data as XLSX or CSV. Files are processed in your browser, with a 5 MB limit per file.

JSONUp to 5MBPrivate in browser

Drop your JSON file here

or click to browse — .json

Nested made flat

Nested objects become dotted columns like user.name — no data left behind.

Zero upload

Everything runs in your browser. Your JSON is never sent to a server.

Real Excel types

Numbers stay numbers and booleans stay booleans — not text that looks like them.

JSON to Excel Converter

How do I convert JSON to Excel online?

Can I convert JSON to XLSX for free?

Can I convert JSON text without uploading a file?

How does the converter handle nested JSON objects and arrays?

Can I convert JSON to CSV instead of Excel?

Are my JSON files uploaded to a server?

What is the maximum JSON file size?