Excel to JSON
Convert Excel spreadsheets to JSON format.
- Open your Excel file or Google Sheets
- Select the cells you want to convert
- Copy the selection (Ctrl+C or Cmd+C)
- Paste into the text area above (Ctrl+V or Cmd+V)
- Click "Convert to JSON"
About Excel to JSON
Convert Excel spreadsheets to JSON format with our free online converter. Transform XLS and XLSX files into structured JSON data for web applications, APIs, and databases. Preserves sheets, headers, and data types.
Key Features & Benefits
XLS & XLSX Support
Works with both old .xls and modern .xlsx Excel formats.
Multi-Sheet Handling
Convert all sheets or select specific ones.
Header Detection
Automatically uses first row as JSON keys.
Clean JSON Output
Properly formatted JSON with correct data types.
How to Use Excel to JSON
Upload Excel File
Select your .xls or .xlsx file to convert.
Select Sheets
Choose which worksheets to include in the conversion.
Download JSON
Get your converted JSON data as a file or copy it.
Frequently Asked Questions
Formula results (values) are converted, not the formulas themselves.
Excel dates are converted to ISO format strings (YYYY-MM-DD).
Empty cells become null values in JSON. You can optionally exclude them.
We support Excel files up to 10MB with reasonable row counts.
Why Use Our Excel to JSON?
Bridge the gap between spreadsheets and web applications. Convert Excel data to JSON for use in APIs, databases, and modern web apps.