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HomePPT vs KEY
.ppt
.key

PPT vs KEY

Compare Microsoft PowerPoint 97-2003 and Apple Keynote formats — understand the key differences and when to use each

Format Overview

PPT

Microsoft PowerPoint 97-2003

Microsoft PowerPoint 97-2003 (.ppt) is a presentation file format.

.pptpresentation

KEY

Apple Keynote

Apple Keynote (.key) is a presentation file format.

.keypresentation

PPT vs KEY: Feature Comparison

FeaturePPTKEY
Full NameMicrosoft PowerPoint 97-2003Apple Keynote
File Extension.ppt.key
Categorypresentationpresentation
Free to Convert✓ Yes✓ Yes
Browser Support✓ All Browsers✓ All Browsers
Convert to Each Other✓ Yes✓ Yes

When to Use PPT vs KEY

Use PPT when you need:

  • •Files in Microsoft PowerPoint 97-2003 format for maximum compatibility
  • •Industry-standard presentation format support
  • •Wide software and platform compatibility

Use KEY when you need:

  • •Files in Apple Keynote format for specific workflows
  • •Optimized presentation format features
  • •Modern format advantages and smaller file sizes

Convert Between Them

PPT KEYKEY PPT
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Learn More About These Formats

PPT Converter KEY Converter

Frequently Asked Questions

What is the difference between PPT and KEY?
PPT (Microsoft PowerPoint 97-2003) and KEY (Apple Keynote) are both presentation file formats. PPT files use the .ppt extension while KEY uses .key. They differ in compression, quality, compatibility, and intended use cases.
Can I convert PPT to KEY for free?
Yes! Convert999 lets you convert PPT to KEY completely free, directly in your browser. No file upload to any server, no registration needed — your files stay private on your device.
Which is better, PPT or KEY?
It depends on your use case. PPT (Microsoft PowerPoint 97-2003) may be better for certain workflows, while KEY (Apple Keynote) excels in others. Consider factors like file size, quality, software compatibility, and your specific needs.
Is it safe to convert files on Convert999?
Absolutely. Convert999 processes all files 100% locally in your browser. Your files are never uploaded to any server, ensuring complete privacy and security.

PPT Converter

Convert from PPT

KEY Converter

Convert from KEY

File Tools

Compress, resize, merge

Convert to PPT

All sources → PPT

Convert to KEY

All sources → KEY

Format Statistics

Trends & data 2025

More Format Comparisons

JPGvsPNGPNGvsWEBPJPGvsWEBPSVGvsPNGHEICvsJPGBMPvsJPGTIFFvsJPGGIFvsPNG