Convert CSV Files to Microsoft Excel (XLSX) Online
Transform raw CSV datasets into formatted Excel spreadsheets with intact numbers, dates, and column headers.
Convert CSV to Excel (XLSX)
activeConvert CSV and TSV spreadsheets to Microsoft Excel workbook format (.xlsx, .xls) with cell formatting and headers.
Choose Files or Drag & Drop here
Accepts formats: CSV, TSV, TXT (Max 25 MB per file)
How to Convert Convert CSV to Excel (XLSX) Online
Upload .csv file
Choose delimiter and options
Download .xlsx spreadsheet
Frequently Asked Questions about Convert CSV to Excel (XLSX)
Are special characters and accents preserved?
Yes, full UTF-8 encoding is preserved without character corruption.
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