CompressPPT

#1 Compress PPT (PowerPoint) Online for Free 2025

Reduce your PowerPoint size for email & sharing in seconds

No registration required. Works on Mac, Windows, and Mobile.

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Drop your PPT file here

or click to browse

Supports .ppt and .pptx files up to 500MB

Why Use Our Free PPT Compressor?

The fastest way to compress PowerPoint files online. Reduce PPT size for email, reduce PPTX file size without losing quality, and compress PowerPoint files up to 500MB for free.

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Completely Free

Free PPT compressor with no hidden costs, registration, or watermarks

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Works Online

No software installation needed. Compress PPT online from any device

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Quality Preserved

Reduce PPT size online without losing quality. Smart compression algorithms

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Any Device

Works on Mac, Windows, and mobile. Perfect for compress PowerPoint Mac users

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Email Ready

Compress PPT for email sharing. Reduce file size to meet attachment limits

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Fast Processing

Compress large PowerPoint files (50MB, 75MB, 100MB) in seconds

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Secure & Private

Your PowerPoint files are processed securely and deleted automatically

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Custom Compression

Set target size: compress to 10MB, 1MB, or any specific size you need

Perfect for Every Use Case

Email Sharing

Compress PowerPoint file size for email attachments. Reduce PPT size to 25MB or smaller to meet most email limits.

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Mac Users

Compress PowerPoint on Mac without additional software. Our tool works perfectly on macOS browsers.

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Large Files

Handle big presentations up to 500MB. Compress video-heavy PPTs and image-rich PowerPoint files.

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How to Compress PPT Files Online?

Reduce your PowerPoint file size in just three simple steps

Our free PPT compressor works for all PowerPoint formats (.ppt, .pptx). Whether you need to compress PowerPoint for email, reduce file size for web upload, or shrink large presentations with videos and images, our tool handles it all without quality loss.

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Upload your PPT or PPTX file

Drag and drop your PowerPoint file or click to browse. Supports files up to 500MB. Works with both .ppt and .pptx formats.

Supports large files including presentations with videos, images, and animations

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Choose compression settings

Select standard compression, high compression, or set a custom target size (like 10MB, 1MB, or 25MB for email).

Smart algorithms preserve quality while reducing file size significantly

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Download compressed PowerPoint

Get your optimized PPT file ready for email sharing, cloud storage, or web upload.

Files are automatically deleted from our servers after download

Popular Compression Scenarios

Email Attachments

Reduce PPT size to 25MB or less for email services like Gmail, Outlook

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Cloud Upload

Compress large PowerPoint files for faster Google Drive, Dropbox uploads

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Web Sharing

Optimize PPT files for web platforms with size restrictions

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Storage Saving

Free up disk space by compressing your PowerPoint presentation library

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Complete PPT Compression Solution

Our free PowerPoint compressor handles every compression scenario - from reducing PPT size for email to compressing large files up to 500MB

Perfect for compress PowerPoint Mac users, reduce PPTX size online, and compress PPT files with videos or images

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Reduce PPT Size for Email

Make your file small enough to send via email. Perfect for sharing presentations under 25MB limit.

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Compress PPT Images & Pictures

Optimize all images inside your presentation without visible quality loss using advanced compression.

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Compress PPT Videos

Reduce embedded video file sizes while maintaining playback quality for smoother presentations.

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Compress PPT on Mac or Windows

Works on any device and operating system. No software installation required.

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Convert & Compress PPT to PDF

Export your presentation as a smaller PDF file for easy sharing and viewing.

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Fast Online Processing

Lightning-fast compression powered by our optimized servers. Most files processed in under 30 seconds.

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Secure & Private

Your files are automatically deleted after 30 minutes. We never store or access your content.

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Custom Size Targets

Set specific file size limits like 5MB, 10MB, or custom sizes to meet your exact requirements.

Specific Compression Solutions

Email Attachment Limits

Problem: File too large for Gmail (25MB), Outlook (20MB)

Solution: Compress PPT for email to meet size restrictions

β†’ Under 25MB

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Mac PowerPoint Users

Problem: Need Mac-compatible compression tool

Solution: Browser-based tool works perfectly on macOS

β†’ Any target size

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Large File Handling

Problem: Files over 100MB, 200MB, 500MB

Solution: Handle massive presentations with videos

β†’ 50-90% reduction

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Specific Size Targets

Problem: Need exact file size (10MB, 1MB, 2MB)

Solution: Custom compression to precise targets

β†’ Exact target

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Quality Preservation

Problem: Losing image/video quality during compression

Solution: Smart algorithms maintain visual quality

β†’ Zero quality loss

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Batch Processing

Problem: Multiple PPT files need compression

Solution: Process presentations one by one efficiently

β†’ Bulk workflow

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Complete Guide to PowerPoint Compression

Compress PPT online with our free tool that handles all PowerPoint formats. Whether you need to reduce PPT size for email or compress PowerPoint Mac users, our solution works perfectly in any browser.

Compress PPTX files up to 500MB without software installation. Our PPT compressor free service handles compress PowerPoint images, compress PowerPoint video, and all embedded media while preserving quality.

Need to reduce PPT size to 10MB or compress PPT to 1MB? Use our custom compression targets. Perfect for compress PPT for email when you need files under 25MB for Gmail or Outlook attachments.

Why Choose Our PPT Size Reducer?

Universal Compatibility

Works with .ppt, .pptx, PowerPoint 2019, 365, Mac, Windows

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Large File Support

Handle presentations up to 500MB with videos and animations

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Quality Preservation

Reduce file size without losing visual quality or readability

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Email-Ready Results

Compress files to meet email attachment size limits

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Frequently Asked Questions

Everything you need to know about compressing PPT files online