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Compress PDF Online – Reduce PDF File Size
✅ 100% Free  ·  No Signup  ·  No Watermark

Compress Your PDF
Reduce File Size Fast

Upload your PDF, choose a compression level, and download a smaller file in seconds. Perfect for email, uploads, storage, and sharing.

100%
Free Forever
3
Compression Levels
0
Server Upload Claims
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Fast Processing

📄 Compress PDF — Start Here

Upload your PDF below, pick the compression strength, then click Compress PDF. Your smaller file will be ready in moments.

⚙️ Compression Settings
📂 Upload PDF
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📉 Compression Results
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📄 Original Size
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🗜️ Compressed Size
0%
💾 Space Saved
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📑 Pages Processed
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No compressed PDF yet!

Upload a PDF above, then click Compress PDF to reduce file size

Original File
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Compressed File
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Your compressed PDF is ready. Download it below.
Why Use This Tool

Everything You Need for
Smaller PDF Files

A clean PDF compressor built for speed, simple controls, and easy downloads on desktop and mobile.

🗜️
3 Compression Levels
Choose light, medium, or strong compression depending on whether you want the best quality or the smallest file size.
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Fast PDF Compression
Upload, compress, and download in just a few clicks. Perfect for quick email attachments and document sharing.
📥
Instant Download
As soon as compression finishes, your new PDF is ready to save directly to your device with one click.
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Great for Large PDFs
Especially useful for scanned PDFs, image-based files, and documents that are too large for web uploads or email limits.
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Balanced Quality Control
Adjust image quality and render resolution to find the right balance between file size reduction and document clarity.
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Works on Any Device
Responsive layout works smoothly across desktop, tablet, and mobile browsers so you can compress PDFs anywhere.
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Storage Friendly
Shrink oversized PDF files for faster uploads, lower storage usage, and cleaner document management.
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Email Ready
Reduce file size before sending invoices, reports, portfolios, forms, or scans by email or messaging apps.
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Simple & Clean Workflow
No confusing menus or extra steps. Just upload your file, pick a level, compress it, and download the smaller PDF.
Simple Process

Compress Your PDF in 3 Steps

A quick workflow designed for speed, sharing, and storage savings.

1
Upload Your PDF
Drag and drop your PDF into the upload area, or click to browse and pick a file from your device.
2
Choose Compression
Select light, medium, or strong compression, then adjust quality and resolution settings if needed.
3
Download the Smaller PDF
Click Compress PDF, wait a few seconds, then download your optimized PDF file instantly.
FAQ

Frequently Asked Questions

Everything you need to know about reducing PDF file size.

Is this PDF compressor free?
Yes, it is completely free to use and does not require sign-up. Upload your PDF, compress it, and download the result.
What compression levels are available?
You can choose light, medium, or strong compression. Medium is a good starting point for most PDFs.
Will compression reduce quality?
Sometimes, yes. Stronger compression usually makes files smaller by reducing image quality and resolution more aggressively.
Which PDFs compress best?
Image-heavy and scanned PDFs usually shrink the most. Text-based PDFs may reduce less because they are already efficient.
Is it good for email attachments?
Yes. Compressing a PDF is one of the easiest ways to make large attachments easier to send by email or upload to websites.
Does it work on mobile?
Yes, the layout is fully responsive and works on mobile phones, tablets, laptops, and desktop browsers.