About this tool
Data Converter converts JSON to CSV and CSV to JSON, previews rows, selects arrays by path, flattens nested objects and formats or minifies JSON. Input is limited to 5 MB. CSV values remain strings; converting between formats is not fully reversible. JavaScript numeric precision rules apply. Processing takes place in your browser.
No sign-up is required. Images, input data and conversion results are not uploaded to our servers. Google AdSense code is installed; ad display depends on approval and settings. Check your inputs and results if you suspect an error. Read our privacy policy for advertising and analytics details.