Compress PDF
Reduce PDF file size by re-rendering pages as optimized images.
Features
- Real image compression (JPEG)
- Three quality/size presets
- Shows original vs compressed size
- Ideal for email attachments
- Maintains page dimensions
- 100% browser-based
Your files are processed locally. Nothing is sent to our servers.
— About this tool
Reduce PDF file sizes by up to 70% with GlowPDF's browser-based compressor. Choose from three compression levels — low, balanced, or high — to control the trade-off between file size and image quality. Ideal for email attachments, uploads, and storage.