Free Online Image Compressor
Compress JPG, PNG, and WebP images in your browser. Balance visual clarity and file size for faster web performance and lower bounce rates.
How to Compress Images Online
- Drag and drop your images into the compression tool.
- Use the quality slider to dial in the perfect file size to clarity ratio.
- Download individual compressed files or a consolidated ZIP archive.
Recommended Image Size Guidelines for High Performance
| Image Type | Target Dimensions | Target KB | Format |
|---|
| Hero / Banner | 1920 × 1080 px | < 150 KB | WebP |
| E-commerce Product | 1200 × 1200 px | < 80 KB | WebP / JPG |
| Blog Featured Image | 1200 × 675 px | < 70 KB | WebP |
| Logo / Icon | 400 × 400 px | < 20 KB | WebP / SVG |
Frequently Asked Questions
- How does this compressor reduce file size without losing quality?
- It uses intelligent quantization and chroma subsampling in Canvas to strip imperceptible high-frequency noise, slashing bytes while preserving visual sharpness.
- What is the recommended file size for web images?
- Hero banners should be kept under 150KB-200KB; article and catalog images under 70KB-90KB; and icons/thumbnails under 25KB.
- Does image compression improve Google PageSpeed Insights?
- Yes. Heavy images are the #1 cause of poor LCP scores. Compressing images by 70-80% can improve your PageSpeed score by 20-40 points.
- Is there any limit to the number of images I can compress?
- No. You can compress hundreds of photos batch-wise utilizing your device's local hardware with zero throttles.
- Are commercial and client photos secure?
- Yes, completely secure. Files never leave your local browser sandbox.