Convert PNG to WebP
Convert your PNG images to WebP for smaller files with transparency preserved. WebP supports both lossy and lossless compression. Free, private, and browser-based.
Drag & drop your files here
or
You've reached the free daily limit of 5 conversions. Upgrade to Pro for unlimited conversions.
How to Convert PNG to WebP
Upload
Drag and drop your files or click Browse to select them.
Convert
Adjust the quality slider if needed, then click Convert All.
Download
Download your converted files individually or all at once.
Your files never leave your device. All conversion happens locally in your browser using the Canvas API and WebAssembly.
Convert images programmatically with the iLoveAVIF API — AVIF, JPG, PNG, and WebP via a single endpoint.
curl -X POST https://iloveavif.com/api/v1/convert \
-H "X-API-Key: ilav_YOUR_KEY" \
-F "file=@photo.jpg" \
-F "format=avif" \
--output photo.avifFrequently Asked Questions
Yes. WebP fully supports alpha transparency. Any transparent areas in your PNG image will be preserved in the WebP output.
For lossy WebP, files are typically 60-80% smaller than PNG. For lossless WebP, files are typically 20-30% smaller while maintaining identical pixel quality.
Yes, completely free with no watermarks. Free users get 5 conversions per day. Pro users get unlimited conversions.
Yes. WebP supports lossless compression that preserves exact pixel data, just like PNG, but with smaller file sizes. Use the quality slider at maximum for near-lossless output.
Yes. WebP has over 97% global browser support, including Chrome, Firefox, Safari 14+, and Edge.