Convert JPG to WebP

Convert JPG to WebP for 25-35% smaller files. WebP at quality 75-80 looks indistinguishable from JPG at q85, with significantly less weight. Free, in-browser, no upload.

Output format

WebP

82%

01 — Overview

Why convert JPG to WebP

WebP is a more practical choice than JPG for most modern workflows. Web images of any kind — the modern default

02 — Comparison

JPG vs WebP

AttributeJPGWebP
CompressionLossyLossy or lossless
TransparencyNoYes
AnimationNoYes
Typical file sizeMediumMedium
Browser supportUniversally supported. It's been there since the first browsers.Supported by every evergreen browser since 2020 (Chrome, Firefox, Safari 14+, Edge). Older systems and some editing tools still struggle.

03 — How to

Three steps

  1. 01

    Drop your JPG files

    Drag one or more JPG files onto the dropzone above, or click to browse. Files stay on your device — nothing uploads.

  2. 02

    Convert in your browser

    convert.now decodes each JPG and re-encodes it as WebP via WebAssembly. The conversion runs in a Web Worker so the page stays responsive.

  3. 03

    Download the result

    Download a single WebP file or, for batch conversions, a zip of all converted files. Filenames preserve the originals.

04 — Pillars

Why convert.now

  • Private

    Files stay in your browser. No upload step. Nothing for anyone to see.

  • Fast

    No queue, no upload wait. Conversion starts the moment you drop a file.

  • Free

    No ads. No file-count limit. No sign-up wall. Just the converter.

05 — FAQ

Frequently asked

No. The conversion from JPG to WebP runs entirely in your browser using WebAssembly. Files never leave your device. Open DevTools' Network tab if you'd like to verify — there are no network requests with file contents.

06 — More

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