Utility tool

Image Optimiser

Reduce image file sizes, resize images and convert between JPG, PNG and WebP. Process your images directly in your browser without uploading them to a server.

WHAT TO KNOW

Balancing image quality and file size

Image optimisation can reduce file sizes and improve delivery efficiency while retaining an acceptable visual appearance.

Compare the resulting image with the original before publishing, especially where small text, fine detail or transparency matters.

— stars

Optimise your images

Upload your images to reduce file sizes, convert between JPG, PNG and WebP, or resize them for use on your website. All processing takes place locally in your browser, so your images are not uploaded to Vital SEO or any external service.

Quality applies to JPG and WebP. PNG uses lossless encoding.

Images smaller than this width retain their original dimensions. Enter 0 to disable resizing.

Help us keep improving the Image Optimiser

Found the Image Optimiser useful? Give it a ★.

Your stars help us understand which free tools people value most. We use this feedback to decide which tools to maintain, improve and develop further.

You can support a tool once per visit, and every star contributes to its ongoing total.

Thanks for your input — it helps us focus our time on the tools that are most useful to you.

Star this tool

Found an issue with this tool?

If something isn't working as expected, please let us know so we can investigate and improve it.

Report an issue