Step-by-step instructions
- Open the PNG to WebP converter. Go to converter.plus/png-to-webp in any modern browser on your computer or phone.
- Add your PNG files. Drag and drop your PNG files onto the upload area, or click it to browse your device and select them.
- Choose output format and quality. Select your preferred quality setting. The default is optimized for a great balance of file size and visual quality.
- Click Convert. Click the Convert button. Converter.Plus processes all files instantly in your browser — no upload or waiting required.
- Download your WebP files. Download each converted image individually, or click Download All to save a ZIP archive containing all converted files.
Why convert PNG to WebP?
WebP offers significantly better compression than JPG and PNG at the same visual quality — making files smaller and websites faster. It is widely supported in all modern browsers.
What is PNG?
A lossless image format that preserves every pixel exactly, supporting transparency — ideal for graphics, text, and precision work.
Frequently asked questions
Can I convert PNG to WebP for free?
Yes. Converter.Plus is completely free with no signup, no watermark, and no per-file limits.
Does this work on Windows / Mac / iPhone / Android?
Yes. Converter.Plus runs entirely in your browser, so it works on any modern OS — Windows, macOS, Linux, iPadOS, iOS, and Android — without installing software.
Are my PNG files uploaded to a server?
No. The conversion runs on your device using your browser's Canvas and WebAssembly APIs. Your files are never uploaded to any server.
Can I convert multiple PNG files at once?
Yes. Drag a whole folder of PNG files onto the converter. They are queued and converted one after another, then offered as a single ZIP download.