Image Converters

PNG to WebP Converter

Convert PNG images to WebP for significantly smaller file sizes with minimal quality loss. WebP typically achieves 25-35% better compression than PNG, see the exact savings before downloading.

Browser-only, no upload needed Original file untouched Instant download

Drop your PNG file here

or click to browse

PNG
Options
25%50%75%100%

All image processing uses your browser's Canvas API; files never leave your device

Features

  • Quality slider for WebP output
  • Shows before/after file size reduction
  • Handles transparent PNGs (alpha preserved in WebP)
  • No upload, Canvas API processing
  • Instant download

How to use it

  1. Drop your PNG file.
  2. Adjust quality (default 88%).
  3. Download the .webp file.

Use cases

  • Optimising website images for faster loading
  • Reducing CDN storage costs
  • Preparing images for modern web deployments

Limitations

  • WebP can preserve transparency while often producing a smaller file than PNG.
  • Browser canvas export may remove embedded metadata and color profile information.
  • Very large images depend on available browser memory and device performance.
See also

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Questions & answers

Frequently asked

Does WebP support transparency?

Yes. Unlike JPEG, WebP fully supports alpha transparency, transparent PNG areas are preserved in the output.