📊 .XLSX .JSON

Convert XLSX to JSON
Online — Free

Convert your XLSX (Excel) files to JSON format online for free with FileShiftr. Instantly transform your data between formats. Perfect for developers and data analysts.

Premium feature — $9/month

Convert XLSX to JSON Now Browse All Conversions

📊

What is XLSX (Excel)?

.xlsx format

XLSX is Microsoft Excel's spreadsheet format for organizing and analyzing tabular data.

What is JSON?

.json format

JSON is the most popular data interchange format, used in APIs, configuration files, and web applications.

How to Convert XLSX to JSON

Three simple steps. No software to install, no registration required for basic conversions.

Upload Your File

Drag and drop your .xlsx file or click to browse. Max file size: 1 MB (free) or 3 MB (premium).

Select JSON Format

Choose JSON as the output format. The converter will process your file automatically.

Download Result

Your converted .json file is ready in seconds. Click download and you're done.

Why Use FileShiftr for XLSX to JSON?

Lightning Fast

Most conversions complete in seconds, not minutes.

Secure & Private

Your files are processed securely and automatically deleted after conversion.

Works Everywhere

No software to install. Convert files from any device with a web browser.

REST API Available

Automate conversions with our developer-friendly API. Perfect for AI agents and workflows.

When to Convert XLSX to JSON

Common use cases for XLSX (Excel) to JSON conversion.

Transform data between formats for different tools and APIs.

Convert configuration files between popular formats.

Prepare data exports for import into other applications.

Automate with the REST API

Convert XLSX to JSON programmatically with a single API call.

terminal

curl -X POST https://fileshiftr.io/api/v1/convert/ \
  -H "X-API-Key: cvt_your_key" \
  -F "file=@input.xlsx" \
  -F "output_format=json"

Frequently Asked Questions

How do I convert XLSX (Excel) to JSON?

Click the "Convert XLSX to JSON Now" button above, upload your XLSX (Excel) file, and download the converted JSON file. The entire process takes just seconds.

Is the XLSX (Excel) to JSON conversion free?

The XLSX (Excel) to JSON conversion requires a Premium subscription ($9/month). Premium includes higher file size limits and unlimited daily conversions.

Are my files kept after conversion?

No. Your uploaded files and converted output are automatically deleted after processing. We do not store or share your data.

Can I automate this conversion via API?

Absolutely. FileShiftr provides a REST API that lets you convert files programmatically. Sign up for a free API key and send a POST request to /api/v1/convert/ with your file.

Convert XLSX to JSON Online — Free