The FinancialDataTools.com JSON to QFX Converter is a free, browser-based tool for converting JSON financial transaction files to QFX format. It runs entirely in your browser — no file is ever uploaded to any server.
How It Works
Drop your JSON file onto the left panel or click Open to browse. Your source data is previewed in a table. Click Convert to QFX to generate the QFX output in the right panel. Click Export QFX to download the result file.
Privacy and Security
All file processing happens inside your browser using JavaScript. No file content is transmitted to any server. Your financial data stays private on your device.