PowerPoint Compressor
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
Makes presentations easy to share.
Use the compressor when a presentation is too heavy for email, chat, LMS uploads, or fast handoffs across teams.
100% Secure
Your files are processed securely and never stored on our servers.
Lightning Fast
Compress multiple PowerPoint files in seconds with our optimized algorithm.
High Quality
Advanced compression maintains visual quality while reducing file size.
Better for uploads and attachments
Smaller deck files are easier to upload to LMS tools, send over email, and share in chat or project tools.
Any Device
Works seamlessly on desktop, tablet, and mobile browsers.
Batch Processing
Upload and compress multiple PowerPoint files at once.
Other tools
Keep working on your deck
Once your file is smaller, you can continue with other free SlidesAI tools for organizing and preparing presentations.
Frequently asked questions
A few quick answers about supported file types, compression behavior, and how batch downloads work.
- How many presentations can I compress at once?
You can compress up to 3 presentation files in one batch, with a total upload size of 25 MB.
- Will compression affect slide quality?
The tool is designed to reduce file size while keeping your slides presentation-ready. Turning on video removal can reduce file size further.
- Can I remove videos before downloading the compressed file?
Yes. There is an optional setting to remove embedded videos before compression if you want a smaller file for uploads or sharing.
- Does the compressor support PPTX files?
Yes. The compressor currently supports PPTX files only.
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