JSON Formatter

JSON to Excel Converter Online (2026)

Convert JSON to Excel-compatible CSV format. Open in Excel, Google Sheets, or any spreadsheet application.

100% Private – All processing happens in your browser. We never upload or store your data.

What is JSON to Excel Conversion?

JSON to Excel conversion transforms structured JSON data into a tabular CSV format that can be opened directly in Microsoft Excel, Google Sheets, or any spreadsheet application.

How to Use This Tool

  1. Paste your JSON data into the editor
  2. Click the "Convert to Excel" button
  3. Preview the data in the live spreadsheet view
  4. Download and open in Excel or Google Sheets

Features

Tested with 50,000+ rows without lag
  • Automatic flattening of nested JSON
  • Compatible with Excel, Google Sheets, LibreOffice
  • Proper CSV formatting with escaping
  • Instant download as .xlsx or .csv file
  • No data uploaded to servers

Smart Flattening of Nested JSON

Our converter uses intelligent dot notation flattening to handle nested JSON objects. This ensures complex hierarchical data becomes readable columns in your spreadsheet.

How nested data becomes flat columns

Input JSON

{
  "user": {
    "name": "John",
    "address": {
      "city": "NYC"
    }
  }
}

Excel Columns

user.name"John"
user.address.city"NYC"

This dot notation approach makes it easy to filter, sort, and analyze nested API responses in Excel without manual data restructuring.

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