Free Online Converter
Convert JSON to XLSX
Free online JavaScript Object Notation to Microsoft Excel Spreadsheet converter. Fast, secure processing directly in your browser.
How to Convert JSON to XLSX
- Click or drag your JSON file into the upload area above
- Wait for the file to be loaded (happens instantly in your browser)
- Click the "Convert File" button
- Your processed XLSX file will automatically download
Why Convert JSON to XLSX?
Convert between spreadsheet formats easily. Export Excel files to CSV for database imports, convert to JSON for web applications, or create Excel files from your data. All processing happens in your browser.
Key Features
100% FreeNo subscription, no hidden fees, no limits
Privacy FirstFiles never leave your device
Fast ProcessingInstant browser-based conversion
No InstallationWorks directly in your browser
High QualityMaintains quality during conversion
SecureClient-side processing only
About JSON and XLSX Formats
JSON (JavaScript Object Notation)
JSON (JavaScript Object Notation) is a lightweight data interchange format that is easy for humans to read and machines to parse.
XLSX (Microsoft Excel Spreadsheet)
XLSX is the modern Microsoft Excel format supporting multiple sheets, formulas, charts, and advanced features.