Reduce your PowerPoint file size by up to 90% without losing quality. Fast, secure, and completely free.
Tap to uploadDrag & drop your PowerPoint files
Up to 3 files, 25 MB total.
Why teams use it
Use the compressor when a presentation is too heavy for email, chat, LMS uploads, or fast handoffs across teams.
Your files are processed securely and never stored on our servers.
Compress multiple PowerPoint files in seconds with our optimized algorithm.
Advanced compression maintains visual quality while reducing file size.
Smaller deck files are easier to upload to LMS tools, send over email, and share in chat or project tools.
Works seamlessly on desktop, tablet, and mobile browsers.
Upload and compress multiple PowerPoint files at once.
Other tools
Once your file is smaller, you can continue with other free SlidesAI tools for organizing and preparing presentations.
A few quick answers about supported file types, compression behavior, and how batch downloads work.
You can compress up to 3 presentation files in one batch, with a total upload size of 25 MB.
The tool is designed to reduce file size while keeping your slides presentation-ready. Turning on video removal can reduce file size further.
Yes. There is an optional setting to remove embedded videos before compression if you want a smaller file for uploads or sharing.
Yes. The compressor currently supports PPTX files only.
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