Turn PNG files into WebP for smaller downloads without sacrificing quality. Runs entirely on your device.
Upload image
Drag and drop an image here
or click to choose a file
Your image is loaded into an HTML Canvas element inside your browser. The canvas is then exported to the target format using the browser's built-in codec — entirely on your device, with no waiting.
All conversion happens using the Canvas API inside your browser. Your image is never uploaded — no server receives it at any point in the process.
Yes — WebP supports an alpha channel, so transparent PNGs convert cleanly.
Lossy WebP is typically 60–80% smaller than equivalent PNG. Lossless WebP saves about 26%.
Yes, entirely free. No account needed.