How to Convert WebP to PNG (Lossless, Free)
When to Choose PNG Over JPG
When converting from WebP, you have two main targets: JPG and PNG. Choose PNG when the image has transparency (many WebP images do), when it contains text, screenshots, or graphics with sharp edges, or when you want zero additional quality loss. PNG preserves every pixel exactly, while JPG introduces compression artifacts around sharp edges.
Online Conversion
Upload your WebP file to CocoConvert, select PNG as output, and download. The transparency channel (if the WebP has one) is preserved perfectly in the PNG output. This is important for logos, icons, and product images that need transparent backgrounds.
Desktop Methods
On macOS (Monterey+), open the WebP in Preview and export as PNG. On Windows 11, open in Paint and Save As PNG. For bulk conversions on any OS, IrfanView (Windows) or XnConvert (cross-platform) are solid free options. Command-line users can use ImageMagick: 'convert input.webp output.png'.
File Size Considerations
PNG files will be significantly larger than WebP — often 3-5× bigger for photographic content. This is expected: PNG uses lossless compression while WebP typically uses lossy compression. If you're converting for web use, the PNG will load slower. But for editing, printing, or archiving, the lossless quality is worth the extra bytes.