📊 Data Tools

Free Data Tools

Move between CSV and Excel, combine sheets, remove repeated rows, or turn a flat JSON array into a table. Verify headers, row counts, encoding, and identifiers after export.

Online Tools

Use in your browser

🔄CSV to Excel ConverterConvert CSV files to Excel and back

📊Excel Sheet MergerMerge multiple sheets into one file

🧽Duplicate Row RemoverRemove duplicate rows from table data

🔀JSON to CSV ConverterConvert JSON arrays to CSV and CSV back to JSON

↔️Compare Two Listsfind shared and different items in two lists

FAQ

Q.Are formulas and formatting preserved in CSV?⌄

No. CSV primarily carries table values. Keep the original workbook and inspect the exported selected worksheet.

Q.Why did a leading zero disappear?⌄

Spreadsheet software may interpret codes as numbers. Import postal codes and identifiers as text.