About PDF Compressor — Reduce PDF File Size Online Free
Reduce the size of PDF files by re-rendering each page as a compressed JPEG image and rebuilding the PDF. Three presets are available: High Quality (80%), Medium (65%), and Maximum Compression (45%). A custom mode lets you set exact JPEG quality (10–95%) and image resolution (72–300 DPI). Shows before and after file sizes with savings percentage. A processing log gives feedback as each page is compressed.
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✨ Key Features of Our PDF Compressor — Reduce PDF File Size Online Free
- ✓3 quality presets + custom
- ✓JPEG quality slider (10–95%)
- ✓72–300 DPI resolution
- ✓Before/after size comparison
- ✓Processing log per page
- ✓Instant browser-side compression
📖 How to Use PDF Compressor — Reduce PDF File Size Online Free
1
Upload PDF
Drop the PDF you want to compress.
2
Choose Quality
Select a preset or set custom JPEG quality and DPI.
3
Compress
Click Compress PDF and watch the progress log.
4
Download
The compressed PDF downloads automatically.
❓ Frequently Asked Questions
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