BENCH

Image Converter

Convert and resize images between PNG, JPG and WebP

How it works

Drop in one or more images and choose an output format — PNG (lossless), JPG or WebP (with a quality slider). Optionally cap the width to resize while keeping the aspect ratio. Conversion runs on a canvas in your browser, so nothing is uploaded; download each result individually.

Frequently asked

Which formats are supported?

Input: any image your browser can decode (PNG, JPG, WebP, AVIF, GIF). Output: PNG, JPG or WebP.

Are my images uploaded?

No. Decoding and re-encoding happen locally via the Canvas API; your files never leave your device.

How do I make a smaller file?

Choose WebP or JPG and lower the quality, and/or set a maximum width to downscale. The converted size is shown for each image.