Free online image converter
PNG to WebP conversion
Convert PNG to WebP online to create a modern web image that can be smaller while retaining transparent pixels. This browser-based converter is designed for website graphics, product images, and downloadable assets.
Why convert PNG to WebP?
Use the right format
WebP is a practical choice for modern websites and smaller transparent image assets. Converting creates a new file and leaves your original PNG unchanged.
Know the tradeoff
PNG uses lossless compression; WebP uses lossy or lossless compression. Animated PNG is flattened.
How to convert PNG to WebP
- 1Choose your PNG
Select one PNG image up to 10 MB. Its real file signature and dimensions are checked before conversion.
- 2Convert in your browser
The image is decoded and re-encoded as WebP on your device. It is not sent to a conversion server.
- 3Download the WebP
Download the validated result immediately, or delete it from the page and choose another image.
PNG vs WebP
| Format | Best for | Compression | Transparency | Animation |
|---|---|---|---|---|
| PNG | graphics, screenshots, logos, and images that need transparency | Lossless | Yes | APNG in compatible software |
| WebP | modern websites and smaller downloadable image assets | Lossy or lossless | Yes | Yes |
PNG is a lossless image format that keeps sharp edges and transparent pixels, making it a strong choice for graphics, screenshots, logos, and interface assets. WebP is a modern web image format that supports lossy or lossless compression, transparency, and animation in compatible software.
Format references: W3C PNG specification · Google WebP documentation
PNG to WebP FAQ
How do I convert PNG to WebP online?
Choose a PNG file, select Convert to WebP, then download the finished WebP image. The conversion runs in your browser, so there is no upload or account step.
Is this PNG to WebP converter free?
Yes. You can convert one image at a time for free without creating an account. The current input limit is 10 MB and 40 megapixels.
Does converting PNG to WebP reduce image quality?
WebP output uses a high-quality setting. Some visual information may be discarded because WebP uses lossy compression, so keep the original when maximum fidelity matters.
What should I know before converting PNG to WebP?
Animated PNG is flattened. Files are processed on this device and the downloaded result is not stored by SuperMedia.