Bulk Image Compressor

Compress unlimited photos to a Target Size (KB/MB) or by percentage.

Click to Upload

or select an entire folder

0 files selected Switch to Folder Mode

Best for forms (e.g. "Under 50KB").
Results
Waiting...
File Name Original New Size Saved

No images compressed yet.

Total Saved: 0 MB Reduction: 0%

Compress Images to 20KB, 50KB, or Any Size

Need to reduce image size for a government application, website, or email attachment? Omni Flow Kit allows you to bulk compress images to a specific target size (like 200KB) or by quality percentage.

100% Private & Offline

Your photos never leave your device. All compression happens in your browser using advanced JavaScript libraries.

Folder Support

Select an entire folder of 100+ images. We'll process them one by one and let you download a single ZIP file.

Target Specific Sizes

Perfect for portals that say "Max file size 50KB". Just type "50KB" and we handle the math.

How to Compress a Folder of Images

  1. Click the Upload Box (or switch to "Folder Mode").
  2. Select "Target Size" mode if you have a strict limit (e.g., 2MB).
  3. Enter your limit (e.g., 200 KB).
  4. Click Compress Now and watch the magic happen.
  5. Download all compressed images as a convenient ZIP file.

Frequently Asked Questions

Yes! Use the "Target Size" mode, enter "20" and select "KB". The tool will aggressively reduce quality until the file is under 20KB.

Yes. Since it runs on your computer (client-side), you can compress hundreds of images without waiting for server uploads.

Compression always involves some quality trade-off. However, our "Target Size" mode is smart—it only reduces quality as much as necessary to hit your target file size.