PNG to WebP

Convert PNG graphics to lightweight WebP images with alpha transparency.

PNG to WebP

Drag & drop files here or click to browse

PNG
Files are processed in your browser and never uploaded
No image selected
Client-Side · Private Local Processing

About PNG to WebP

Convert PNG graphics and illustrations to Google WebP format with full alpha channel transparency preservation. Achieve 25% to 45% smaller file sizes to accelerate website loading speeds and Core Web Vitals.

How to use PNG to WebP

1

Add your file

Choose a file or drag it onto the upload box. We check that the file type and size are supported.

2

Pick your options

Change the settings shown next to the file if you need to. The defaults work for most files.

3

Download the result

Click the main button, then download your new file. Check it before you share or submit it.

What it does

  • ✓Preserves 8-bit alpha channel transparency for irregular shapes and overlays
  • ✓Configurable quality settings from maximum quality to high-efficiency lossy compression
  • ✓Batch conversion support for entire icon sets and web design libraries
  • ✓Client-side encoding via browser WebP canvas engines

When to use it

Web Performance Optimization

Convert website logos, UI icons, and illustration assets to WebP for Google PageSpeed gains.

Mobile App Asset Optimization

Reduce mobile app package download sizes without sacrificing visual clarity.

eCommerce Catalogs

Compress transparent product photography catalogs to reduce hosting bandwidth and CDN costs.

Email Newsletter Assets

Speed up email newsletter load times with lightweight WebP image embeds.

Your file stays on your device

This tool runs entirely in your browser. Your file is processed on your own device and is never uploaded to our servers.

Tips

  • •For detailed graphics with fine text or lines, use 90% or higher quality to prevent edge compression artifacts.
  • •WebP is supported by all modern web browsers (Chrome, Safari, Firefox, Edge).
  • •Compare file sizes before and after conversion to measure your bandwidth savings.

PNG to WebP FAQ