Batch convert from PPTX to other formats.
Large PPTX files are supported.

Max size: 200 MB per file

You can convert PPTX Learn more about PPTX files to


What is PPTX?

Extension pptx
Category Document/Office file formats
Developed by Microsoft
Mime type application/vnd.openxmlformats-officedocument.presentationml.presentation


PPTX files are PowerPoint Presentations, compatible with versions of Microsoft Office 2007 and later. To open a PPTX file with Microsoft Office 2003 or earlier, convert it to PPT.

Common questions about PPTX conversions

How to open a PPTX file?

If you don't know how to view a PPTX file, you can convert it to another format you already recognize. You can use MConverter for the conversion.

Can I convert PPTX files in bulk?

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

Can I convert a PPTX file, if its size is 1 GB?

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

Is converting PPTX's safe with MConverter?

Yes, we encrypt your connection using industry standards. Plus, your PPTX files are only accessible by you. 4 hours after the conversion completes, they are automatically deleted from MConverter’s servers. You can also delete your PPTX's and other converted files immediately after finishing the conversion by clicking the bin icon.
Join others who have trusted us to convert over 3,048,157 files so far.

How long does it take to convert PPTX?

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).

PPTX Converter Rating

45 votes

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