Large image files slow websites, exceed email limits, and waste storage. Rune's Image Compressor reduces file sizes dramatically while maintaining visual quality.
Why Compress Images?
Faster Websites
Large images are the #1 cause of slow page loads.
Email Attachments
Smaller files fit within attachment limits.
Storage Savings
Reduce space used on devices and cloud storage.
Faster Uploads
Smaller files upload more quickly.
How to Compress Images
- Open Rune's Image Compressor.
- Upload your image(s).
- Adjust quality slider (10-100%).
- Choose output format if desired.
- Set max dimensions if needed.
- Click "Compress."
- Download optimized images.
Compression Results
Typical results with 80% quality:
- 5 MB JPG → 500 KB (90% reduction)
- 3 MB PNG → 800 KB (73% reduction)
- Photos compress better than graphics
Quality Control
| Quality | Result |
|---|---|
| 90-100% | Minimal compression, near-original |
| 70-80% | Good balance, most use cases |
| 50-60% | Aggressive, visible quality loss |
| 30-40% | Maximum compression, noticeable loss |
Supported Formats
- JPG/JPEG (photos)
- PNG (graphics, transparency)
- WEBP (modern, best compression)
Privacy
All compression happens in your browser. Images never leave your device.
Conclusion
Image compression is essential for web and email. Rune's Image Compressor reduces file sizes without sacrificing visual quality.