Compress PDF Online
Reduce PDF file size for free without losing quality. Optimize files for Email, WhatsApp, and Web uploads.
Drag & Drop PDF here
or click to browse files
Max file size: 50MB
Compression Level
100% Secure
Files are processed in your browser. No server upload.
High Quality
Smart compression algorithms maintain document clarity.
Fast Processing
Compress PDF files in seconds instantly.
Custom Sizes
Set any target size from 20KB upwards.
Free Online PDF Compressor
WebToolBazar provides a secure and fast way to compress PDF files online. Whether you need to reduce PDF size to 100KB for an email attachment or compress a large report for web upload, our tool handles it efficiently directly in your browser.
How to reduce PDF size?
- Select File: Upload your PDF from your device.
- Choose Compression: Select Low, Medium, High or set a Custom target size.
- Download: Get your optimized PDF instantly.
Custom Size Compression
Need a specific file size? Use our Custom Size feature to set any target size from 20KB minimum. Perfect for systems with strict upload limits. The tool will intelligently optimize your PDF to meet your target size while maintaining maximum quality.