Free PDF Compressor - Reduce File Size Up to 90%
Compress large PDF files instantly with our free online tool. Reduce PDF size up to 90% while maintaining document quality. No signup required • No file limits • 100% secure
When to Compress PDF Files
- Email Attachments: Reduce PDF size to meet email attachment limits (typically 25MB for Gmail, Outlook)
- Website Publishing: Compress PDFs for faster page load times and better user experience
- Cloud Storage: Save storage space in Google Drive, Dropbox, OneDrive, or iCloud
- Mobile Devices: Make large documents easier to view and share on smartphones and tablets
- Business Documents: Compress invoices, contracts, reports, presentations before sharing with clients
How PDF Compression Works
- Upload: Select your PDF file (up to 50MB) or drag and drop it into the upload area
- Automatic Optimization: Our tool removes redundant data, optimizes images, and recompresses content streams
- Download: Get your compressed PDF instantly - typically 50-90% smaller than the original
Frequently Asked Questions
How much can I reduce PDF file size?
Most PDFs compress 50-90% depending on content. Documents with large images typically achieve higher compression rates.
Does compressing a PDF reduce quality?
Our compression maintains visual quality for most documents. Text remains sharp and readable, while images are optimized without noticeable degradation.
Is there a file size limit for compression?
You can upload PDF files up to 50MB. This covers most business documents, reports, and multi-page files.
Can I compress password-protected PDFs?
Currently, password-protected PDFs cannot be compressed. Remove password protection first, or use our PDF password tool after compression.
Are my PDF files stored after compression?
No. All files are automatically deleted from our servers immediately after processing. Your documents remain private and secure.
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About PDF Compression
- Reduces file size by optimizing images and removing redundant data
- Maintains document quality and readability
- Perfect for email attachments and web uploads
- Supports all PDF versions and formats
- Your files are processed securely and deleted after compression