Excel to JSON
Convert Excel spreadsheets to JSON with sheet selection
🔒 Files never leave your browser
Upload Excel File
Drop .xlsx or .xls file here, or click to browse
How to Use Excel to JSON
Upload Excel
Upload a .xlsx or .xls file.
Select sheet
Choose the sheet to convert if multiple sheets exist.
Copy JSON
Copy the pretty-printed JSON or download.
Why Choose AllTools Excel to JSON?
- ✓ 100% free
- ✓ Data never leaves your browser
- ✓ Multiple sheet support
- ✓ Pretty-printed JSON
- ✓ Row count
- ✓ Download .json
Why Use This Tool
- ★ No data leaves your browser — safe for sensitive datasets
- ★ Completely free with no file size limits
- ★ No account or registration required
- ★ Supports multiple data formats
- ★ Works on any device with a modern browser
Related Resources
Frequently Asked Questions
Is this converter free? ▼
Yes, completely free.
Does this work on mobile? ▼
Yes, fully responsive.
Is there a file size limit? ▼
No strict limit. Processing happens in your browser, so capacity depends on your device memory. Most files work smoothly.
Which browsers are supported? ▼
All modern browsers including Chrome, Firefox, Safari, Edge, and Opera on both desktop and mobile.
Can I use this offline? ▼
Yes. Once the page is loaded, the tool works without an internet connection since all processing is local.
Is my data secure? ▼
Yes. Your data never leaves your browser. Nothing is stored on or transmitted to any server.
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