JSON <-> CSV Converter
How to Use the JSON <-> CSV Tool
Convert JSON to CSV and CSV to JSON instantly in your browser. Supports nested objects and arrays. Free, offline, no uploads, no account required.
- 1
Paste your JSON array or CSV text into the respective editor pane, or use the "Upload" icon to load a file.
- 2
Click the "JSON to CSV" or "CSV to JSON" action button in the sidebar to perform the data conversion.
- 3
Review the results in the opposite pane, then click the "Download" icon to save the new file to your computer.
Why Choose Our JSON <-> CSV?
Bi-Directional Conversion
Seamlessly translate complex JSON arrays into flat CSV spreadsheets, or turn tabular CSV data into structured JSON objects.
Robust Error Handling
Instantly catch and highlight syntax errors in your JSON payloads or malformed rows in your CSV files before conversion.
Direct File Export
Download your newly converted .json or .csv files instantly, or upload existing local files directly into the editor.
100% Client-Side
Working with customer data? Our parsing engine runs entirely in your browser memory, ensuring strict data privacy.