CSV to JSON
Convert CSV data to JSON
Drag & drop your file here
or click to browse. Max file size: 500MB
How to CSV to JSON Online
- 1
Upload CSV
Drag and drop your CSV file or paste CSV data directly.
- 2
Convert to JSON
Click Convert. Your rows are transformed into clean JSON objects.
- 3
Download JSON
Download your JSON file or copy it for your API or app.
Why Use FileSwitch for CSV to JSON?
- Accurate RFC 4180 CSV parsing
- Custom delimiter support
- Automatic detection of numbers and booleans
- Clean, readable JSON output
- Handles large files up to your plan's size limit
Frequently Asked Questions
How are data types handled?
Values that look like numbers or booleans are converted automatically; everything else is kept as a string.
Does it handle quoted fields?
Yes. Fields wrapped in quotes, including those containing commas, newlines, and escaped quotes, are parsed correctly.