Convert PNG to WebP in Browser — Shrink Web Images by 70%

Convert PNG to Transparent WebP in Your Browser

Transparent PNG hero graphics and product cutouts are often the heaviest assets slowing down a webpage's Largest Contentful Paint (LCP). Convert PNG to WebP locally in your browser to reduce file size by 60–80% while keeping full 8-bit alpha transparency.

Drop an image here or click to choose SVG, PNG, JPEG, WebP, GIF, BMP, TIFF, ICO, HEIC, PSD, TGA, DDS & more

Why convert PNG to WebP?

Google's WebP format combines predictive spatial coding with an alpha channel, delivering transparent graphics at roughly one-third the byte weight of an equivalent PNG—supported by over 97% of global web browsers.

Private by design: zero uploads

Optimize unreleased product visuals and UI screenshots locally without uploading assets to external compression services.

Frequently asked questions

Does WebP support transparent backgrounds like PNG?

Yes. Unlike JPEG, WebP supports full 8-bit alpha channel transparency even when using lossy compression at 85–90% quality.

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