100% PrivateSpreadsheet UICSV + JSONFree
Paste CSV data
3 rows4 columns
| # | Name | Age | City | Email |
|---|---|---|---|---|
1 | Alice | 30 | New York | |
2 | Bob | 25 | Los Angeles | |
3 | Charlie | 35 | Chicago |
How It Works
1
Import or Paste
Upload a CSV file or paste data directly.
2
Edit
Edit cells, add/remove rows and columns, sort, and filter.
3
Export
Download as CSV or JSON.
Frequently Asked Questions
How do I edit a cell?
Double-click any cell to enter edit mode. Press Enter or Tab to confirm.
Can I add rows and columns?
Yes, use the Add Row and Add Column buttons. Delete with the trash icon on each row/column.
Can I rename headers?
Yes, double-click any column header to rename it.
What export formats are available?
Export as CSV or JSON. The JSON format creates an array of objects using headers as keys.
Is my data private?
Yes, everything runs in your browser. No data is sent to any server.
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