Excel to JSON
Convert Excel/CSV files to JSON
- Processed client-side in your browser — files never leave your device.
- Free, with no signup, account, or usage limits.
- Works on any modern browser, including mobile.
About this tool
Excel to JSON helps you convert Excel/CSV files to JSON. Processing runs locally in your browser — your input is not uploaded to ThothBox.
How to use
- Open Excel to JSON and add your file (upload or drag and drop).
- Set the options that match your goal.
- Run the action — processing happens in your browser.
- Download or copy the result when it is ready.
FAQ
What does Excel to JSON do?
Convert Excel/CSV files to JSON.
Is Excel to JSON private?
Yes for typical use: input is processed in your browser and is not uploaded to ThothBox.
Is Excel to JSON free?
Yes. It is free to use with no signup required.
Are there file size limits for Excel to JSON?
Practical limits depend on your device memory and browser, not a ThothBox server quota.
How do I use Excel to JSON?
Open the Excel to JSON tool, then open Excel to JSON and add your file (upload or drag and drop).