Free tool

Compress Image to 300 KB Online

Easily compress your JPG, PNG, or WebP images to a precise 300 KB target file size directly in your browser. Our free tool processes everything on your device, ensuring privacy and no uploads.

Open the Image Compressor →
No signup · nothing uploaded · runs in your browser
How to

Three steps

Step 1

Select your JPG, PNG, or WebP image.

Step 2

Adjust the quality slider to reach 300 KB.

Step 3

Download your compressed JPG or WebP.

FAQ

Good to know

Is my image uploaded for compression?

No, all image compression and processing happens directly on your device in your browser. Nothing is ever uploaded to our servers.

Can I compress images to other specific sizes?

Yes, you can use the quality slider and live readout to target any specific file size you need, not just 300 KB.

What image formats can I download?

You can download your compressed images as either JPG or WebP, regardless of the original input format.

Part of Flick Tools, a kit of free browser tools that keep your files on your device.