表格转换工具箱
CSV ⇄ Excel (XLSX) 本地转换一站式工具箱
Free to useOpen and use right awayUtility Tools
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About this tool
Sheet Converter Toolkit is a free online collection for moving data between CSV and Excel. Convert CSV files to XLSX workbooks and spreadsheets back to CSV, with delimiters and Chinese encodings detected automatically. All processing happens locally — files are never uploaded.
Frequently asked questions
What conversions does it support?
CSV to Excel (XLSX) and Excel back to CSV, in both directions.
Does it handle Chinese encodings?
Delimiters and Chinese text encodings are detected automatically during conversion.
Are my spreadsheets uploaded?
No. Conversion is processed locally and files are never uploaded.