Convert XLSX to XLS in bulk.
Large XLSX files are supported.

Max size: 200 MB per file

You can convert XLSX Learn more about XLSX files to

Document/Office


How to convert XLSX to XLS?

You can convert XLSX to XLS with MConverter in three easy steps:
  1. Choose XLSX files from your device
    At the top of this page, drag and drop your XLSX's.
    You can also click to select XLSX files using your operating system's file picker.
    Another method is to press the keyboard shortcut Ctrl+V (⌘+V on Mac) to paste an XLSX file you have copied to clipboard.
    Converting a folder with XLSX files to XLS is also supported: simply paste or drag and drop it.
  2. Click or tap on XLS from the list of target formats
    Alternatively, you can use the search field to quickly find the format you need, whether it's XLS or something else.
  3. Download your XLS files, after MConverter has finished processing them
    There's an option to automatically download the converted XLS files, so you don't have to press the download icon for each XLS.
    You may see a share icon as well. Use it to directly share the XLS's with other apps.

About the formats

Extension xlsx
Category Document/Office file formats
Developed by Microsoft
Mime type application/vnd.openxmlformats-officedocument.spreadsheetml.sheet

Description

An XLSX file is an Excel Spreadsheet, designed for Microsoft Office 2007 and newer. To open XLSX files with Office 2003 or earlier, you need to convert them to XLS.
Extension xls
Category Document/Office file formats
Developed by Microsoft
Mime type application/vnd.ms-excel

Description

Spreadsheet compatible with Microsoft Office Excel 2003 and older.

Common questions about converting XLSX to XLS

Can I convert XLSX to XLS in bulk?

Yes, MConverter supports batch converting of multiple XLSX's to XLS's simultaneously. You can even drag and drop folders containing XLSX's to convert to XLS.
Pasting XLSX files and folders copied in the clipboard also works: use Ctrl+V.

Can I convert an XLSX file to XLS, if its size is 1 GB?

Yes, with MConverter Premium you can convert big XLSX's, up to 1 gigabyte each.
The free version lets you convert files up to 200 MB. If you need to convert XLSX files over 200 megabytes, try MConverter Premium.

Is converting XLSX's to XLS safe with MConverter?

Yes, we encrypt your connection using industry standards. Plus, your XLSX files are only accessible by you. 24 hours after the conversion completes, they are automatically deleted from MConverter’s servers. You can also delete your XLSX's and other converted files immediately after finishing the conversion by clicking the bin icon.
Join others who have trusted us to convert over 2,821,195 files so far.

How long does it take to convert XLSX to XLS?

For most documents, the wait may be a minute or so. However, MConverter also supports converting larger documents, meaning that it could take a while (up to over an hour, for example).


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