Compress PDF
Reduce PDF file size while maintaining quality.
Drop a PDF file here or click to select
Max file size: 10.00 MB
How to Compress PDF Files Online
- Upload your PDF by clicking "Choose File" or drag-drop it into the upload area
- Select compression level: Low (best quality), Medium (balanced), or High (smallest size)
- Click "Compress PDF" and wait while we reduce the file size
- Download your compressed PDF - same content, much smaller!
Why Compress PDFs?
Large PDF files are slow to email, difficult to upload, and waste storage space. Our intelligent PDF compressor reduces file size by up to 90% while maintaining visual quality. Perfect for emailing documents, uploading to websites, or meeting file size limits.
- Reduce file size by 50–90% depending on content
- Maintain readability - text remains crisp and clear
- Smart image optimization while preserving important details
- Remove redundancies and unnecessary metadata
- Make large PDFs small enough to email
Features & Benefits
- Three Compression Levels: Choose Low (minimal compression), Medium (balanced), or High (maximum compression).
- Smart Compression: Intelligently compresses images while keeping text sharp.
- Huge Reduction: Reduce file size by 50–90% depending on content.
- Quality Preservation: Advanced algorithms maintain visual quality even with aggressive compression.
- Instant Results: See before/after file sizes and compression percentage immediately.
- Free to Use: Compress PDFs at no cost with no registration.
Frequently Asked Questions
How much can you compress a PDF?
PDFs with many images can compress 70–90%, while text-heavy PDFs may compress 20–40%.
Will compression reduce quality?
Text stays perfectly sharp. Low compression maintains near-original image quality. High compression prioritizes small file size.
Which compression level should I choose?
Use Low for important documents, Medium for everyday use, or High when you need the smallest file possible.
Is PDF compression reversible?
No, compression is permanent. Always keep a backup of your original if you need maximum quality later.