Online ZIP Compression
ZIP compression reduces file sizes and bundles multiple files into one archive. Our free tool does this entirely in your browser.
Why Compress Files?
- Reduce size: Save storage and bandwidth
- Bundle files: Send multiple files as one attachment
- Organize: Group related files together
- Preserve structure: Maintain folder hierarchy
Using Our Tool
- Select one or more files
- The tool compresses them into a ZIP archive
- Download the ZIP file
Compression Ratios
Different file types compress differently:
| File Type | Compression Ratio |
| Text (.txt, .csv) | 70-90% |
| Documents (.docx) | 30-50% |
| Images (.png, .jpg) | 0-10% |
| Videos (.mp4) | 0-5% |
| Already compressed | Minimal |
Benefits
- 100% browser-based: Files never leave your device
- No software installation
- Works on any operating system
- Free and unlimited