PPTX converter

Free online conversion of files to pptx and vice versa
to
Select or drag & drop files to begin.
About PPTX

PPTX is the modern PowerPoint format introduced with Microsoft Office 2007. Based on Open XML and ZIP compression, it stores presentation content like slides, multimedia, and layout styles. PPTX files are widely used for both business and educational presentations.

How to convert a file to PPTX?

Click the «Choose files» button and select the files you want to convert. The maximum file size is 75 MB.

Select «PPTX» as the target format. Click «Convert» to start converting files to PPTX. It will only take a few seconds.

You did it! Your files have been converted to PPTX format. Now download them to your device.

Supported conversions

MiConv can convert files to PPTX format and vice versa. Check the table below.

Advantages of MiConv

Online PPTX conversion

You don't need to download and install any software to convert files to .pptx format. All conversions take place in the cloud.

File security

Your files are completely safe and accessible only to you. All files will be permanently deleted within 2 hours after conversion.

Fast and free

Convert your pptx files in 2 clicks. And don't pay anything for it! This PPTX converter is free for all users.

See also

In addition to PPTX, we can convert many other file formats. Here are some popular conversions:
Over 1,500,000 users in 235 countries have used MiConv to convert files in 2022

So you're in good company! 👍🏻