# XLSX converter

> Convert XLSX files to PDF, CSV, HTML, XLS and more. Free, fast and private — most conversions run right in your browser. XLSX is the modern Excel workbook format with formulas, multiple sheets, charts and formatting.

URL: https://www.converterrr.com/xlsx-converter

- Microsoft Excel Workbook (XLSX), spreadsheet format. [Spreadsheet converter](https://www.converterrr.com/spreadsheet-converter).
- Converts to 6 formats, 0 of them in the browser; 5 formats convert to XLSX.
- Same format, smaller file: [Compress XLSX](https://www.converterrr.com/compress-xlsx).

## About the XLSX format

XLSX is the modern Excel workbook format with formulas, multiple sheets, charts and formatting.

|  | XLSX |
| --- | --- |
| Full name | Microsoft Excel Workbook |
| Type | Spreadsheet |
| Extensions | .xlsx |
| MIME type | application/vnd.openxmlformats-officedocument.spreadsheetml.sheet |
| Best for | spreadsheets in Excel, Google Sheets and Numbers |
| Properties | open standard |

## Convert XLSX to… (6)

- [XLSX to PDF](https://www.converterrr.com/xlsx-to-pdf) (cloud)
- [XLSX to CSV](https://www.converterrr.com/xlsx-to-csv) (cloud)
- [XLSX to HTML](https://www.converterrr.com/xlsx-to-html) (cloud)
- [XLSX to XLS](https://www.converterrr.com/xlsx-to-xls) (cloud)
- [XLSX to ODS](https://www.converterrr.com/xlsx-to-ods) (cloud)
- [XLSX to TSV](https://www.converterrr.com/xlsx-to-tsv) (cloud)

## Convert to XLSX from… (5)

- [CSV to XLSX](https://www.converterrr.com/csv-to-xlsx) (cloud)
- [XLS to XLSX](https://www.converterrr.com/xls-to-xlsx) (cloud)
- [ODS to XLSX](https://www.converterrr.com/ods-to-xlsx) (cloud)
- [Numbers to XLSX](https://www.converterrr.com/numbers-to-xlsx) (cloud)
- [TSV to XLSX](https://www.converterrr.com/tsv-to-xlsx) (cloud)

## About the XLSX format: frequently asked questions

### What is an XLSX file?

XLSX is the modern Excel workbook format with formulas, multiple sheets, charts and formatting. It's commonly used for spreadsheets in Excel, Google Sheets and Numbers.

### How do I open an XLSX file?

If your app can't open XLSX, convert it to a widely supported format like PDF with the converter above.

### What can I convert XLSX to?

6 formats, including PDF, CSV, HTML, XLS, ODS, TSV.

### What can be converted to XLSX?

5 formats can be converted to XLSX, including CSV, XLS, ODS, Numbers, TSV.

### What is the MIME type of XLSX?

XLSX files use the MIME type application/vnd.openxmlformats-officedocument.spreadsheetml.sheet and the extension .xlsx.