Convert PNG to WebP
Free PNG to WebP converter that runs entirely in your browser. No uploads, no signup required.
Drop PNG files here
or browse your device. Free, no signup required, no watermarks.
Files are processed on your device, never uploaded
Three steps
How to convert PNG to WebP
Add your files
Drop PNG files into the box above, or click it to browse. Add several to batch convert.
Convert
WebP is already selected as the output. Hit Convert. Your browser does the work locally.
Download
Save each converted WebP file. Pro ZIPs whole batches in one click.
Portable Network Graphics
PNG
PNG is a lossless image format with full transparency support, ideal for screenshots, logos, and graphics with sharp edges.
WebP image
WebP
WebP is Google's modern image format that compresses 25 to 35% smaller than JPG or PNG at the same visual quality.
Why convert PNG to WebP?
PNG is a lossless image format with full transparency support, ideal for screenshots, logos, and graphics with sharp edges. WebP is Google's modern image format that compresses 25 to 35% smaller than JPG or PNG at the same visual quality. Converting from PNG to WebP gets you the best of the target format wherever PNG falls short, whether that's compatibility, file size, or what your apps and devices can open. With FormatFusion the switch takes seconds and your files stay on your device the whole time.
Questions
PNG to WebP: common questions
Is this PNG to WebP converter free?
Yes. It is completely free with no watermarks and no account required, for files up to 1 GB each. Convert one file or a hundred.
Is it safe to convert PNG files here?
Safer than any upload-based converter. The conversion runs locally in your browser, so your PNG files are never sent over the internet and never touch a server.
Will I lose quality converting PNG to WebP?
WebP uses lossy compression, but we encode at 92% quality, which is visually indistinguishable from the original for photos while keeping files small.
Can I convert multiple PNG files at once?
Yes. Free converts up to three PNG files at a time. FormatFusion Pro batches without limits and downloads whole runs as a single ZIP.
Does it work on iPhone and Android?
Yes. FormatFusion runs in any modern mobile or desktop browser. No app install needed.