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Free PDF Compressor - Reduce PDF File Size Online
Compress PDF files online for free without losing quality. Our advanced PDF compression tool reduces file size while maintaining document integrity. Perfect for email attachments, web uploads, and storage optimization. No registration required for basic compression.
Smart Compression
Advanced algorithms reduce file size by up to 90% while preserving quality
Multiple Formats
Supports all PDF versions and maintains compatibility across devices
Secure Processing
Files are processed securely and automatically deleted after compression
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Drag & drop files here
or click to select files (1 file max)
Supported formats: application/pdf
Customization Options
How to Compress PDF Files
Upload PDF
Select your PDF file or drag and drop it into the upload area
Choose Settings
Select compression level and quality settings for optimal results
Download
Get your compressed PDF file ready for sharing or storage
Frequently Asked Questions
Is PDF compression free?
Yes, our basic PDF compression service is completely free with no registration required.
How much can I reduce PDF file size?
Depending on your PDF content, you can typically reduce file size by 50-90% while maintaining good quality.
Are my files secure?
Yes, all files are processed securely and automatically deleted from our servers after processing.
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Video Tutorial
PDF Compression Guide - Reduce File Size Without Quality Loss
Master PDF compression techniques and learn how to optimize documents for web sharing and email attachments.
PDF Compression Guide - Reduce File Size Without Quality Loss
Master PDF compression techniques and learn how to optimize documents for web sharing and email attachments.
📹 Video tutorial coming soon! We're creating high-quality video guides to help you get the most out of our tools. Stay tuned for updates.
What Our Users Say
Join thousands of satisfied users who trust Convertify for their file conversion needs
"Reduced my PDF file sizes by 80% without losing readability. Perfect for email attachments and document sharing."
"Essential tool for managing large legal documents. Fast compression with excellent quality preservation."
"Great for compressing research papers and presentations. Maintains text clarity while significantly reducing file size."
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Frequently Asked Questions
How much can I reduce a PDF?
Typical reductions range from 20–70% depending on embedded images and fonts. Choose higher compression for smaller files at the cost of image quality.
Will text remain readable?
Yes. Compression primarily targets images and embedded assets. Text stays crisp. For best results, avoid scanning at very low DPI.
Is my PDF secure?
Processing uses HTTPS and temporary storage. Files are deleted automatically after completion and can be removed manually.
Can I batch compress?
Upload up to 10 PDFs at once for bulk compression and download them individually.