Do all browsers support WebP?

Yes, all modern browsers (Chrome, Firefox, Safari, Edge) support WebP. Only very old browsers lack support.

Does WebP support transparency?

Yes. WebP supports alpha transparency, just like PNG.

WebP vs PNG for the web?

WebP usually gives 25–35% smaller files than PNG with similar quality. Use WebP for photos and complex images; keep PNG when you need maximum compatibility or lossless only.

PNGをWebPに

Convert PNG images to the modern WebP format for significantly smaller file sizes. WebP supports both lossy and lossless compression with transparency, making it ideal for web use. All processing runs in your browser.

無料 · 制限なし · ブラウザで処理

使い方

1Upload your PNG image.
2The image is automatically converted to WebP.
3Download the WebP file.

よくある質問

Do all browsers support WebP?: Yes, all modern browsers (Chrome, Firefox, Safari, Edge) support WebP. Only very old browsers lack support.
Does WebP support transparency?: Yes. WebP supports alpha transparency, just like PNG.
WebP vs PNG for the web?: WebP usually gives 25–35% smaller files than PNG with similar quality. Use WebP for photos and complex images; keep PNG when you need maximum compatibility or lossless only.