Convert KEY to PPTX Online — Free & Fast | AnyConv

KEY to PPTX Converter

Quickly convert multiple key files to pptx — free & online.

Drag & drop your files here or click to upload

How to convert KEY to PPTX online

Follow these simple steps to convert key files to pptx using AnyConv. It works on all devices — Windows, Mac, Linux, iPhone, Android.

Upload your KEY file

Drag & drop your file into the upload area. You can also click to select it manually. Max file size: 100 MB.

Start converting

Hit the “Convert” button to turn your KEY into PPTX. The process usually takes just a few seconds.

Download your PPTX

Once ready, download your converted file instantly. The download link is private and only works on your device.

What is a KEY file?

KEY is the file format used by Apple Keynote, part of the iWork suite. It stores presentation slides with text, animations, media, themes, and transition effects.

KEY files are typically used on macOS and iOS devices. While not natively supported on Windows, they can be opened using iCloud or converted to formats like PDF or PPTX for broader compatibility.

How to open KEY files

KEY files are opened in Apple Keynote on macOS and iOS. You can also use iCloud via a browser to view and edit these files on Windows or Linux devices.

AnyConv allows you to convert KEY files to PDF or PowerPoint (PPTX) for better compatibility with non-Apple platforms.

Key facts about KEY

  • Full name: Keynote Presentation File
  • Extension: .key
  • MIME type: application/vnd.apple.keynote
  • Developed by: Apple
  • Initial release: 2003

Useful links and resources

What is a PPTX file?

PPTX is the default presentation format used by Microsoft PowerPoint since Office 2007. It is based on the Open XML format and supports slides with text, images, videos, animations, and transitions.

PPTX files are widely supported across office software and are commonly used in business, education, and professional presentations. They can be opened and edited in PowerPoint, Google Slides, and LibreOffice Impress.

How to open PPTX files

PPTX files can be opened in Microsoft PowerPoint, Google Slides, LibreOffice Impress, and many other tools. They are ideal for presentations with multimedia and animations.

Use AnyConv to convert PPTX to PDF, PPT, or video formats for sharing or archiving.

Key facts about PPTX

  • Full name: PowerPoint Open XML Presentation
  • Extension: .pptx
  • MIME type: application/vnd.openxmlformats-officedocument.presentationml.presentation
  • Developed by: Microsoft
  • Initial release: 2007

Useful links and resources

Convert from KEY

Need to change your KEY files to a different format? Below are all the available tools to help you turn KEY into the format you need.

Convert to PPTX

Want to get a file in PPTX format? Choose the original format you’re starting with — AnyConv can quickly convert dozens of file types into PPTX.

❓ Frequently Asked Questions

Answers to common questions about converting KEY to PPTX
  • Do I need to register to convert KEY files?
    Not at all! You can convert KEY to PPTX without signing up or installing anything.
  • Is it safe to convert KEY to PPTX on AnyConv?
    Absolutely. All KEY and PPTX files are securely handled and automatically deleted after 1 hour. Nobody can access your data.
  • Will the quality change after converting KEY to PPTX?
    We do our best to preserve the original quality during KEY to PPTX conversion. The result is accurate and clean.
  • How long does it take to convert KEY to PPTX?
    Most conversions from KEY to PPTX take just a few seconds — even for larger files.
  • Can I upload more than one KEY file?
    Yes, batch conversion is supported. You can convert multiple KEY files to PPTX at once — fast and easy.
  • What browsers support KEY to PPTX conversion?
    All modern browsers! Chrome, Firefox, Safari, Edge — AnyConv runs online and supports converting KEY to PPTX on any platform.