Weesize

Compress image to 30 KB

Shrink photos and pictures to under 30 KB. Free, private, and nothing is uploaded.

1 Drop the picture. The format and size goal on this page are already chosen.2 The browser encodes a new file. The original on disk is not overwritten.3 Read the status line for the size you got, then look at the subject before you send it.

About this tool

Thirty kilobytes can hold a small product photo and not a full-width hero. Screenshots of code become blotchy here. If the status line stops at a higher size, use that file. Do not re-export the blotchy one as if it had met the goal.

Compress image to 30 KB is processed entirely on your device. Your original file remains untouched, and nothing is ever uploaded to a server or saved in the cloud.

  • No upload: the pixels never go to an image host.
  • Speed: processing happens instantly on your device with no upload or download delays.
  • Quality: you can check your file before saving, and the original remains unchanged.
FAQ
Does “Compress image to 30 KB” upload my file?

Compress image to 30 KB processes your file locally in this browser tab. There is no upload step and no account required.

What will “Compress image to 30 KB” actually change?

Compress image to 30 KB writes a new file. JPEG and WebP can lose detail on purpose. PNG gets smaller by having fewer pixels.

When is “Compress image to 30 KB” the wrong job?

Skip Compress image to 30 KB when you still need the camera original for print or for an edit you have not done.

How do I check the result of “Compress image to 30 KB”?

Open the Compress image to 30 KB download beside the original. Ringing edges mean you should use a larger target.

Can I run “Compress image to 30 KB” with Wi-Fi off?

You can turn off Wi-Fi after loading this page and Compress image to 30 KB still works completely offline.

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Last updated 2026-09-27.