The FinancialDataTools.com JSON to CSV Converter is a free, browser-based tool for converting JSON files to CSV format. It runs entirely in your browser — no file is ever uploaded to any server.
Why use JSON to CSV?
CSV is the standard format for spreadsheets and data analysis tools. Converting JSON to CSV lets you open your data directly in Excel, Google Sheets, or any database import wizard without manual reformatting.
How to convert JSON to CSV
Drop or paste your JSON file into the tool, select the columns you want to include, then click Convert. Download the resulting CSV file when the preview looks correct.
Privacy and browser-based processing
All conversion happens locally in your browser. No data is sent to any server, making this tool safe to use with sensitive or confidential files.