Drop, paste, or choose any JPEG, PNG, WebP, or AVIF image.
PicPak automatically finds the smallest file while keeping visual quality stable.
Save individual results or download everything as a ZIP.
Upload multiple images at once. Each one is compressed independently and results are ready to download together.
PicPak automatically tunes compression settings to reduce file size while keeping visual quality stable.
No uploads, no servers. Every image is processed in your browser and never leaves your device.
A binary search algorithm tests multiple quality levels to find the best file size without visible degradation.
Shrink photos to fit inbox size limits.
Optimize images for faster page loads.
Reduce file size before uploading to any platform.
Meet specific size limits for forms, portals, or applications.
Yes, completely free with no limits.
No. All processing happens locally in your browser.
PicPak automatically tests compression levels and returns the smallest result it can find with stable visual quality.
Up to 200 MB per image.
PicPak uses SSIM-guided optimization to minimize visible quality loss.
Yes. Upload a batch and download results as a ZIP file.