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100% Client-Side
Transparency Supported

Convert PNG to WebP Online

Convert transparent PNG graphics into lightweight WebP format online. Retain alpha channel transparency while cutting file size by up to 50%.

Drag & drop photos, or browse

Paste from clipboard Ctrl+V or upload up to 50 images at once

Supported: JPG, PNG, WebP, AVIF, GIF, BMP, SVG
100% Client-Side Privacy: Your images are processed in your browser and never sent to any server.

Frequently Asked Questions

Yes! WebP fully supports 8-bit alpha transparency while compressing photographic and illustrated PNG assets significantly better than standard PNG.