Bulk Image Compressor

Compress many photos at once with a quality slider and an optional maximum width. Download them all as one ZIP.

Quick answer: Bulk Image Compressor: Compress many photos at once with a quality slider and an optional maximum width. Download them all as one ZIP. Everything runs in your browser, so nothing you enter is uploaded or stored.

Free, no signup. Updated 2026-11-05.

Tap to choose images or drop them here

Your files stay on your device. Nothing is uploaded.

How to use Bulk Image Compressor

  1. Choose one or more images.
  2. Check the output format and quality.
  3. Download each file or all of them as a ZIP.

Features

Frequently asked questions

How many images can I add?

There is no fixed limit. Your device memory is the limit, and a few hundred normal photos is fine on a modern computer.

Does it lower the quality a lot?

At 70 percent quality most photos look the same but are 60 to 80 percent smaller.

Are the files uploaded?

No. They are processed in your browser.

Is the Bulk Image Compressor free?

Yes. It is free, needs no signup and works on any device.

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