Image Compressor

Image compression reduces file size by removing unnecessary data. Lossy compression removes some image data permanently, while lossless compression rearranges data more efficiently. Our tool uses Canvas API to apply quality-based compression while preserving visual fidelity.

Yes, higher compression (lower quality setting) will reduce image quality slightly. However, at quality settings above 70%, the difference is usually imperceptible to the human eye. You can preview both the original and compressed versions to find the best balance.

We support PNG, JPG/JPEG, and WebP formats for upload. You can convert between these formats: PNG to JPG, JPG to WebP, WebP to PNG, etc. Each format has different compression characteristics - WebP typically offers the best compression.

Yes! You can upload up to 20 images at once. Simply select multiple files or drag them all into the upload area. All images will be compressed with your selected settings and can be downloaded together as a ZIP file.

Yes, your data is completely safe. All image processing happens locally in your browser using the Canvas API. None of your images are uploaded to our servers or stored anywhere. You can even use this tool offline after the page loads.