FreeToolsMax

Excel to JSON Viewer

Convert and view Excel files (.xlsx or .xls) as structured JSON instantly in your browser. This tool allows you to inspect, copy, and export your Excel spreadsheet data in clean JSON format—ideal for developers, data analysts, and web integration tasks.

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Excel to JSON Converter

Upload Excel File

Drag & drop your file here or click to browse

Conversion Options
JSON Output

How to Use

  1. Upload your Excel file (XLSX, XLS, or CSV format)
  2. Select the sheet you want to convert (for multi-sheet files)
  3. Adjust conversion options as needed
  4. Click "Convert to JSON" to process your file
  5. View, copy, or download the resulting JSON
Privacy Note: All processing happens in your browser - your data never leaves your computer.

Key Features

Frequently Asked Questions

The tool supports standard Excel formats: `.xlsx` and `.xls` files created in Microsoft Excel, Google Sheets, or LibreOffice Calc.

Just upload your Excel file, select the sheet you want, and the tool will instantly display the JSON output. You can view it, copy it, or download it.

Yes, the tool can handle reasonably large files depending on your browser’s memory. For massive files, it's recommended to trim data or split sheets for better performance.

Nothing leaves your computer. All file processing is done in your browser, so your Excel data remains private and secure.

Yes! The tool detects all sheets in your Excel file and allows you to choose which one you want to convert and preview.

The tool works in-browser but requires an internet connection to load the interface. Once loaded, the actual conversion is performed client-side and does not require a connection.

Yes, 100%! No fees, no sign-ups, no restrictions.

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