Convert to WebP
Convert JPG and PNG images to WebP locally for lighter web pages, with a clear before-and-after file-size comparison.
Up to 20 images · no fixed file-size cap · processed locally
Output options
GIF color palette and browser output support vary. PNG is lossless. Your originals remain untouched.
Processing locally
About this tool
What is Convert to WebP used for?
Convert to WebP is a free online tool built for one focused task: Convert JPG and PNG images to WebP locally for lighter web pages, with a clear before-and-after file-size comparison. It runs directly in your browser and presents a readable result without a required account or installation. That makes it useful for a quick check as well as a repeated workflow: prepare a value, test an idea, compare an output and leave with a file or result that is ready to use.
How to use Convert to WebP
To begin, select up to 20 JPG or PNG files, set the quality, then convert. Download each WebP file separately or collect the batch in a ZIP archive. Take a moment to review the visible fields and choose options that match your goal. Clear input produces a result that is easier to understand. If you are working on a public page, a shared document or a code snippet, check the context where the result will be used before publishing or sending it to someone else.
Best practices for this type of tool
It helps prepare an image for a website, document or message while keeping the original file on your device. Compare dimensions, format and file size after each change. The best setting depends on the image: photographs usually benefit from a quality-aware format, while screenshots, interfaces and illustrations may need crisp edges. Keep an untouched original so you can return to it later.
Data and privacy
KeSuite favours local processing: text, values and files entered into this tool stay in the browser whenever the feature allows it. That reduces unnecessary transfers and keeps the workflow quick, including for a first offline check after the page has loaded. Never paste a secret into a tool or device you do not control, and follow your organisation’s privacy rules.
Checks before you publish
Interpret the result from Convert to WebP in the context of your project. WebP can retain transparency from PNG. Inspect the result at the size it will actually appear on your page, especially around fine text and edges. When several options are available, compare them instead of automatically choosing the first one. For professional work, keep the original input, record the important setting and validate the result in the final environment: a browser, CMS, terminal or device can render details slightly differently.
Convert to WebP practical tip
Choose WebP for a modern web delivery when your audience supports it, JPG for photographs with broad compatibility and PNG when transparency or crisp text matters.
Frequently asked questions
How do I use Convert to WebP?
Select up to 20 JPG or PNG files, set the quality, then convert. Download each WebP file separately or collect the batch in a ZIP archive.
What should I check before using the result?
WebP can retain transparency from PNG. Inspect the result at the size it will actually appear on your page, especially around fine text and edges.
Is an account required?
No. This tool is free and the calculation takes place in your browser.