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Long → Wide format
· index col — rows to keep (e.g. country, id)
· column col — becomes new column headers (e.g. year)
· value col — cell values (e.g. sales)
Sample datasets
Conversion direction
Long → Wide
Wide → Long
Pivot long-format data into a wide table.
File type
CSV
Excel
TXT
Parquet
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Column settings
Configure how columns are mapped
🟢 Index columns (keep as rows)
These columns identify each row
🟡 Column to pivot
🟣 Value column
Aggregation
Configure columns to see preview
Filter (optional)
Filter rows before conversion
Enable filter to preview filtered data
Click a download button to convert