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Convert Excel Files to JSON Format

Upload Excel File

Max 50MB • XLSX, XLS, XLSM, ODS, XLTX, XLTM

100% free and secure – your files are processed instantly and deleted automatically.

How to Convert Excel to JSON

1

Upload Excel File

Click upload area or drag & drop your Excel file (XLSX, XLS, ODS)

2

Choose JSON Format

Select output format, indentation, sheet, and advanced options

3

Process & Convert

Convert Excel to JSON with real-time progress tracking

4

Download JSON

Get your JSON file ready for web applications or APIs

Why Choose Our Excel to JSON Converter?

Multi-Sheet Support

Convert specific sheets or all sheets from Excel workbooks

100% Secure

Your files are processed securely and deleted automatically after conversion

Multiple Formats

Support for various JSON output formats for different use cases

Lightning Fast

Convert large Excel files to JSON in seconds with our optimized engine

Real-time Progress

Detailed upload speed, remaining time, and conversion progress

Advanced Options

Date formatting, null handling, orientation, and more

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Free Online Excel to JSON Converter

Convert your Excel spreadsheets to JSON format quickly and easily with our free online tool. Perfect for web developers, API integration, or data processing workflows. Our converter handles XLSX, XLS, XLSM, ODS files with multiple sheet support and offers various JSON output options with real-time progress tracking.

Key Features

  • Multiple JSON Formats - Choose from array of objects, split, index, columns, values, table, or tree formats
  • Multi-Sheet Support - Convert specific sheets or all sheets from workbooks
  • Large File Support - Process Excel files up to 50MB efficiently
  • Customizable Output - Select indentation level, date format, null handling, and JSON structure
  • Real-time Progress - See upload speed, remaining time, and conversion stages
  • No Software Needed - Works directly in your browser

Perfect For Web Development

Ideal for web developers needing to convert spreadsheet data for use in JavaScript applications, APIs, or data visualization libraries. Convert product catalogs, user data, configuration tables, and more to JSON format with precise control over output structure.

Frequently Asked Questions

We support all modern Excel formats including XLSX, XLS, XLSM, ODS, XLTX, and XLTM files.

Yes, you can specify a sheet name in the settings. If left blank, the first sheet will be converted. Leave empty to convert all sheets.

We support multiple formats: array of objects (most common), split, index, columns, values, table, and tree formats.

Yes, Excel formulas are calculated and converted to their resulting values in the JSON output.

Dates can be formatted as ISO 8601 strings, timestamps, or kept as strings based on your preference.