1. CSV file separator
📊
Drop a .csv file here
or click to browse
You use this tool often? Pro includes files up to 500 MB and priority processing.
What is CSV to Excel Converter?
WebFileTools CSV to Excel Converter transforms your CSV files into .xlsx spreadsheets directly in the browser.
How to use this tool?
Import your CSV file, choose the delimiter, then click Convert and download the Excel file.
Benefits
- Configurable delimiter
- .xlsx output
- 100% browser-based (SheetJS)
- Free
Frequently Asked Questions
- Which delimiters are supported?
- Comma, semicolon, and tab. You can choose before converting.
- Which Excel format is generated?
- Modern .xlsx format (Office Open XML), compatible with Excel 2007+ and LibreOffice.
- Is the file sent to a server?
- No, conversion is done entirely in your browser using SheetJS. No data is uploaded.
Similar Tools
Excel to CSV Converter
Convert your Excel (.xlsx, .xls) files to CSV in your browser. Choose your delimiter and encoding. 100% local, free.
Use →JSON ↔ CSV Converter
Convert JSON to CSV and vice versa. File import and one-click export. 100% in the browser.
Use →JSON Formatter
Validate, format, and minify JSON. Syntax highlighting and file import. 100% in the browser.
Use →What is CSV to Excel Converter?
WebFileTools CSV to Excel Converter transforms your CSV files into .xlsx spreadsheets directly in the browser.
How to use this tool?
Import your CSV file, choose the delimiter, then click Convert and download the Excel file.
Benefits
- Configurable delimiter
- .xlsx output
- 100% browser-based (SheetJS)
- Free
Frequently Asked Questions
- Which delimiters are supported?
- Comma, semicolon, and tab. You can choose before converting.
- Which Excel format is generated?
- Modern .xlsx format (Office Open XML), compatible with Excel 2007+ and LibreOffice.
- Is the file sent to a server?
- No, conversion is done entirely in your browser using SheetJS. No data is uploaded.
Similar Tools
Excel to CSV Converter
Convert your Excel (.xlsx, .xls) files to CSV in your browser. Choose your delimiter and encoding. 100% local, free.
Use →JSON ↔ CSV Converter
Convert JSON to CSV and vice versa. File import and one-click export. 100% in the browser.
Use →JSON Formatter
Validate, format, and minify JSON. Syntax highlighting and file import. 100% in the browser.
Use →