Bulk Image Compressor — Free Online

Why Use Bulk Compression?

Compressing images one by one is slow. Bulk compression lets you process entire folders in one go — perfect for websites, photographers, and agencies.

• Save hours of work — compress 50+ images in one batch
• Website optimization — compress all your product photos at once
• Consistent quality — apply the same settings to all images
• ZIP download — get all compressed files in a single ZIP archive

How to Bulk Compress Images

1. Go to the ShrinkPics homepage
2. Upload a ZIP file containing your images, or select multiple files
3. Choose your output format and quality settings
4. Click "Compress" — all files are processed in parallel
5. Download the results as a ZIP archive

❓ Frequently Asked Questions

How does bulk compression work?

Upload a ZIP file containing multiple images, choose your compression settings, and we'll compress every image in the archive. You'll receive a ZIP file with all compressed images.

What formats are supported for bulk compression?

We support JPEG, PNG, WebP, AVIF, and HEIC formats. All images in your ZIP will be compressed to your chosen output format.

Is there a limit on the ZIP file size?

Free users can upload ZIP files up to 50MB. Premium users get up to 500MB per upload. Upgrade to Premium for larger batches.