Advanced PDF Compressor
Reduce PDF file size while preserving quality
Drag & Drop PDF File Here
or click to browse files
Selected File
Compressing PDF: 0%
Compression Successful!
50% SmallerOriginal Size: 2.5 MB
Compressed Size: 1.25 MB
Quality: Good
Time: 3.2s
How to Use Our Free Online PDF Compressor Tool
Do you need to reduce the size of your PDF files? Our free online PDF Compressor Tool makes it easy to shrink large PDFs while maintaining good quality, perfect for email attachments, website uploads, or saving storage space.
In this guide, I’ll walk you through how to use our tool step by step.
Why Compress a PDF?
PDFs can get large, especially if they contain:
✔ High-resolution images
✔ Embedded fonts
✔ Multiple pages
Compressing helps by:
✅ Reducing file size for faster sharing✅ Meeting email attachment limits
✅ Saving cloud storage space
✅ Improving website loading speed
How to Use the PDF Compressor Tool
Step 1: Upload Your PDF
You can add your file in two ways:
Drag & Drop – Simply drag your PDF into the blue upload area.
Click to Browse – Click the upload box to select a file from your computer.
Step 2: Choose Compression Settings
Our tool offers three optimization options:
🔹 Compression Level (Slider) – Adjust from Low (smaller size reduction) to High (maximum compression).
🔹 Optimize Images – Reduces image quality slightly for a smaller file. (Recommended for most files)
🔹 Remove Metadata – Deletes hidden document info (author, keywords, etc.).
🔹 Downsample High-Res Images – Best for PDFs with many photos (e.g., scanned documents).
Step 3: Click "Compress PDF."
Once you’ve selected your settings, click the blue "Compress PDF" button.
The tool will process your file and show:
📊 Progress bar – Tracks compression status.
⏱ Time taken – Usually just a few seconds.
Step 4: Download Your Compressed PDF
When done, you’ll see:
✔ Original vs. Compressed Size (e.g., "5MB → 1.2MB")
✔ Savings Percentage (e.g., "76% smaller!")
Click "Download Compressed PDF" to save your file.
Tips for Best Results
🔸 For text-heavy PDFs → Use medium compression to keep text sharp.
🔸 For image-heavy PDFs → Enable "Downsample Images" for the smallest size.
🔸 Need maximum quality? → Use low compression and disable image optimization.
FAQs
❓ Is this tool free?
✅ Yes! No registration or payment required.
❓ Are my files secure?
🔒 Absolutely! Files are processed in your browser and never uploaded to a server.
❓ Does compression reduce quality?
📉 Slightly, but you control the balance between size and quality with the slider.
❓ What’s the maximum file size?
📁 No strict limit, but very large files (500+ MB) may take longer.
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