XLS to XLSXConverter

Convert your files to any format

a
READY
KB
XLS Convert to XLS

XLS files are Microsoft Excel spreadsheets that contain data organized in rows and columns

These files can include formulas, charts, images, and other elements used for data analysis, financial tracking, planning, and more.

More information
XLSX Convert to XLSX

XLSX files are Microsoft Excel spreadsheets in the Open XML file format

These files are newer versions of XLS files and are optimized for smaller file size and greater compatibility with other software applications. XLSX files also support advanced formatting and functionality features.

More information

How to convert from XLS to XLSX

STEP 1

Upload file(s) XLS

Select files from your computer. You can also just drag it to this page.

STEP 2

Choose XLSX

Choose XLSX or any other desired output format (200+ formats supported)

STEP 3

Download your file XLSX

When your file is converted, you can save file XLSX immediately