XLSX Converter

Q: What formats can I convert XLSX to?

CocoConvert supports converting XLSX to 15 formats including CSV, XLS, XLSM, XLTX, ODS and 10 more.

Convert Microsoft Excel Spreadsheet (.xlsx) files online instantly. No signup, no watermarks. Drag & drop your file and download in seconds.

Drop your files here

or click to browse from your computer

Max 250Mb.Sign up for larger files.

Batch Settings

High quality conversion enabled

Convert XLSX to…

15 output formats available for .xlsx files

XLSX → CSV XLSX → XLS XLSX → XLSM XLSX → XLTX XLSX → ODS XLSX → FODS XLSX → TSV XLSX → DBF XLSX → DIF XLSX → SLK XLSX → PDF XLSX → HTML XLSX → JSON XLSX → XML XLSX → YAML

Convert … to XLSX

17 input formats can be converted to .xlsx

CSV → XLSX XLS → XLSX XLSM → XLSX XLTX → XLSX ODS → XLSX FODS → XLSX TSV → XLSX DBF → XLSX DIF → XLSX SLK → XLSX PRN → XLSX SXC → XLSX XLSB → XLSX JSON → XLSX XML → XLSX YAML → XLSX YML → XLSX

About Microsoft Excel Spreadsheet

XLSX is Microsoft Excel's modern format supporting formulas, charts, and multiple sheets.

XLSX Format Details →Browse Spreadsheet Formats →

Frequently Asked Questions

How do I convert XLSX files?▼

Upload your .xlsx file to CocoConvert, select your desired output format, and click Convert. Your file is processed on secure servers and ready to download in seconds. No software installation needed.

How much does XLSX conversion cost?▼

CocoConvert offers XLSX conversion with no signup required. You get 5 files per hour (up to 250 MB each) on the starter tier. Pro users get 100 files per hour and 5 GB per file.

What formats can I convert XLSX to?▼

CocoConvert supports converting XLSX to 15 different formats including CSV, XLS, XLSM, XLTX, ODS and 10 more.

Are my files secure?▼

Yes. Files are encrypted in transit via TLS, processed on isolated servers in Germany, never analysed or shared, and permanently deleted within 24 hours.