Convert to XLSX
Convert CSV data to Excel spreadsheets (XLSX) securely and instantly.
Drag & drop files
Images, Videos, Audio, Documents, Spreadsheets & Archives
Images Videos Audio Documents Data
Max file size: 400MB · No uploads. Runs entirely in your browser.
Supported Input Formats
CSV → XLSX
CSV to Excel
Instantly convert your CSV data into properly formatted Excel spreadsheets. Headers are auto-detected and columns are properly typed.
Also try: Convert to CSV